211644972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{631}}^1$

素因数の和:681

約数の個数: 144

約数和(自身を含む): 673580544

約数和(自身を除く): 461935572

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 121, 126, 132, 154, 198, 231, 242, 252, 308, 363, 396, 462, 484, 631, 693, 726, 847, 924, 1089, 1262, 1331, 1386, 1452, 1694, 1893, 2178, 2524, 2541, 2662, 2772, 3388, 3786, 3993, 4356, 4417, 5082, 5324, 5679, 6941, 7572, 7623, 7986, 8834, 9317, 10164, 11358, 11979, 13251, 13882, 15246, 15972, 17668, 18634, 20823, 22716, 23958, 26502, 27764, 27951, 30492, 37268, 39753, 41646, 47916, 48587, 53004, 55902, 62469, 76351, 79506, 83292, 83853, 97174, 111804, 124938, 145761, 152702, 159012, 167706, 194348, 229053, 249876, 291522, 305404, 335412, 437283, 458106, 534457, 583044, 687159, 839861, 874566, 916212, 1068914, 1374318, 1603371, 1679722, 1749132, 2137828, 2519583, 2748636, 3206742, 3359444, 4810113, 5039166, 5879027, 6413484, 7558749, 9620226, 10078332, 11758054, 15117498, 17637081, 19240452, 23516108, 30234996, 35274162, 52911243, 70548324, 105822486, 211644972]

約数ペア:

[(1, 211644972), (2, 105822486), (3, 70548324), (4, 52911243), (6, 35274162), (7, 30234996), (9, 23516108), (11, 19240452), (12, 17637081), (14, 15117498), (18, 11758054), (21, 10078332), (22, 9620226), (28, 7558749), (33, 6413484), (36, 5879027), (42, 5039166), (44, 4810113), (63, 3359444), (66, 3206742), (77, 2748636), (84, 2519583), (99, 2137828), (121, 1749132), (126, 1679722), (132, 1603371), (154, 1374318), (198, 1068914), (231, 916212), (242, 874566), (252, 839861), (308, 687159), (363, 583044), (396, 534457), (462, 458106), (484, 437283), (631, 335412), (693, 305404), (726, 291522), (847, 249876), (924, 229053), (1089, 194348), (1262, 167706), (1331, 159012), (1386, 152702), (1452, 145761), (1694, 124938), (1893, 111804), (2178, 97174), (2524, 83853), (2541, 83292), (2662, 79506), (2772, 76351), (3388, 62469), (3786, 55902), (3993, 53004), (4356, 48587), (4417, 47916), (5082, 41646), (5324, 39753), (5679, 37268), (6941, 30492), (7572, 27951), (7623, 27764), (7986, 26502), (8834, 23958), (9317, 22716), (10164, 20823), (11358, 18634), (11979, 17668), (13251, 15972), (13882, 15246)]