1018438785

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{911}}^1$

素因数の和:965

約数の個数: 144

約数和(自身を含む): 2283137280

約数和(自身を除く): 1264698495

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 49, 63, 65, 91, 105, 117, 135, 147, 169, 189, 195, 245, 273, 315, 351, 441, 455, 507, 585, 637, 735, 819, 845, 911, 945, 1183, 1323, 1365, 1521, 1755, 1911, 2205, 2457, 2535, 2733, 3185, 3549, 4095, 4555, 4563, 5733, 5915, 6377, 6615, 7605, 8199, 8281, 9555, 10647, 11843, 12285, 13665, 17199, 17745, 19131, 22815, 24597, 24843, 28665, 31885, 31941, 35529, 40995, 41405, 44639, 53235, 57393, 59215, 74529, 82901, 85995, 95655, 106587, 122985, 124215, 133917, 153959, 159705, 172179, 177645, 223195, 223587, 248703, 286965, 319761, 372645, 401751, 414505, 461877, 532935, 580307, 669585, 746109, 769795, 860895, 1077713, 1117935, 1205253, 1243515, 1385631, 1598805, 1740921, 2008755, 2238327, 2309385, 2901535, 3233139, 3730545, 4156893, 5222763, 5388565, 6026265, 6928155, 7543991, 8704605, 9699417, 11191635, 15668289, 16165695, 20784465, 22631973, 26113815, 29098251, 37719955, 48497085, 67895919, 78341445, 113159865, 145491255, 203687757, 339479595, 1018438785]

約数ペア:

[(1, 1018438785), (3, 339479595), (5, 203687757), (7, 145491255), (9, 113159865), (13, 78341445), (15, 67895919), (21, 48497085), (27, 37719955), (35, 29098251), (39, 26113815), (45, 22631973), (49, 20784465), (63, 16165695), (65, 15668289), (91, 11191635), (105, 9699417), (117, 8704605), (135, 7543991), (147, 6928155), (169, 6026265), (189, 5388565), (195, 5222763), (245, 4156893), (273, 3730545), (315, 3233139), (351, 2901535), (441, 2309385), (455, 2238327), (507, 2008755), (585, 1740921), (637, 1598805), (735, 1385631), (819, 1243515), (845, 1205253), (911, 1117935), (945, 1077713), (1183, 860895), (1323, 769795), (1365, 746109), (1521, 669585), (1755, 580307), (1911, 532935), (2205, 461877), (2457, 414505), (2535, 401751), (2733, 372645), (3185, 319761), (3549, 286965), (4095, 248703), (4555, 223587), (4563, 223195), (5733, 177645), (5915, 172179), (6377, 159705), (6615, 153959), (7605, 133917), (8199, 124215), (8281, 122985), (9555, 106587), (10647, 95655), (11843, 85995), (12285, 82901), (13665, 74529), (17199, 59215), (17745, 57393), (19131, 53235), (22815, 44639), (24597, 41405), (24843, 40995), (28665, 35529), (31885, 31941)]