405691884

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{21143}}^1$

素因数の和:21207

約数の個数: 72

約数和(自身を含む): 1131373152

約数和(自身を除く): 725681268

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 738, 1066, 1476, 1599, 2132, 3198, 4797, 6396, 9594, 19188, 21143, 42286, 63429, 84572, 126858, 190287, 253716, 274859, 380574, 549718, 761148, 824577, 866863, 1099436, 1649154, 1733726, 2473731, 2600589, 3298308, 3467452, 4947462, 5201178, 7801767, 9894924, 10402356, 11269219, 15603534, 22538438, 31207068, 33807657, 45076876, 67615314, 101422971, 135230628, 202845942, 405691884]

約数ペア:

[(1, 405691884), (2, 202845942), (3, 135230628), (4, 101422971), (6, 67615314), (9, 45076876), (12, 33807657), (13, 31207068), (18, 22538438), (26, 15603534), (36, 11269219), (39, 10402356), (41, 9894924), (52, 7801767), (78, 5201178), (82, 4947462), (117, 3467452), (123, 3298308), (156, 2600589), (164, 2473731), (234, 1733726), (246, 1649154), (369, 1099436), (468, 866863), (492, 824577), (533, 761148), (738, 549718), (1066, 380574), (1476, 274859), (1599, 253716), (2132, 190287), (3198, 126858), (4797, 84572), (6396, 63429), (9594, 42286), (19188, 21143)]