921991668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:666

約数の個数: 144

約数和(自身を含む): 2523467520

約数和(自身を除く): 1601475852

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 47, 51, 52, 68, 78, 94, 102, 141, 156, 169, 188, 204, 221, 282, 338, 442, 507, 564, 569, 611, 663, 676, 799, 884, 1014, 1138, 1222, 1326, 1598, 1707, 1833, 2028, 2276, 2397, 2444, 2652, 2873, 3196, 3414, 3666, 4794, 5746, 6828, 7332, 7397, 7943, 8619, 9588, 9673, 10387, 11492, 14794, 15886, 17238, 19346, 20774, 22191, 23829, 26743, 29019, 29588, 31161, 31772, 34476, 38692, 41548, 44382, 47658, 53486, 58038, 62322, 80229, 88764, 95316, 96161, 106972, 116076, 124644, 125749, 135031, 160458, 192322, 251498, 270062, 288483, 320916, 347659, 377247, 384644, 405093, 454631, 502996, 540124, 576966, 695318, 754494, 810186, 909262, 1042977, 1153932, 1363893, 1390636, 1508988, 1620372, 1634737, 1818524, 2085954, 2727786, 3269474, 4171908, 4519567, 4904211, 5455572, 5910203, 6538948, 9039134, 9808422, 11820406, 13558701, 17730609, 18078268, 19616844, 23640812, 27117402, 35461218, 54234804, 70922436, 76832639, 153665278, 230497917, 307330556, 460995834, 921991668]

約数ペア:

[(1, 921991668), (2, 460995834), (3, 307330556), (4, 230497917), (6, 153665278), (12, 76832639), (13, 70922436), (17, 54234804), (26, 35461218), (34, 27117402), (39, 23640812), (47, 19616844), (51, 18078268), (52, 17730609), (68, 13558701), (78, 11820406), (94, 9808422), (102, 9039134), (141, 6538948), (156, 5910203), (169, 5455572), (188, 4904211), (204, 4519567), (221, 4171908), (282, 3269474), (338, 2727786), (442, 2085954), (507, 1818524), (564, 1634737), (569, 1620372), (611, 1508988), (663, 1390636), (676, 1363893), (799, 1153932), (884, 1042977), (1014, 909262), (1138, 810186), (1222, 754494), (1326, 695318), (1598, 576966), (1707, 540124), (1833, 502996), (2028, 454631), (2276, 405093), (2397, 384644), (2444, 377247), (2652, 347659), (2873, 320916), (3196, 288483), (3414, 270062), (3666, 251498), (4794, 192322), (5746, 160458), (6828, 135031), (7332, 125749), (7397, 124644), (7943, 116076), (8619, 106972), (9588, 96161), (9673, 95316), (10387, 88764), (11492, 80229), (14794, 62322), (15886, 58038), (17238, 53486), (19346, 47658), (20774, 44382), (22191, 41548), (23829, 38692), (26743, 34476), (29019, 31772), (29588, 31161)]