28701474804

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{62039}}^1$

素因数の和:62301

約数の個数: 72

約数和(自身を含む): 73980466560

約数和(自身を除く): 45278991756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 181, 213, 284, 362, 426, 543, 639, 724, 852, 1086, 1278, 1629, 2172, 2556, 3258, 6516, 12851, 25702, 38553, 51404, 62039, 77106, 115659, 124078, 154212, 186117, 231318, 248156, 372234, 462636, 558351, 744468, 1116702, 2233404, 4404769, 8809538, 11229059, 13214307, 17619076, 22458118, 26428614, 33687177, 39642921, 44916236, 52857228, 67374354, 79285842, 101061531, 134748708, 158571684, 202123062, 404246124, 797263189, 1594526378, 2391789567, 3189052756, 4783579134, 7175368701, 9567158268, 14350737402, 28701474804]

約数ペア:

[(1, 28701474804), (2, 14350737402), (3, 9567158268), (4, 7175368701), (6, 4783579134), (9, 3189052756), (12, 2391789567), (18, 1594526378), (36, 797263189), (71, 404246124), (142, 202123062), (181, 158571684), (213, 134748708), (284, 101061531), (362, 79285842), (426, 67374354), (543, 52857228), (639, 44916236), (724, 39642921), (852, 33687177), (1086, 26428614), (1278, 22458118), (1629, 17619076), (2172, 13214307), (2556, 11229059), (3258, 8809538), (6516, 4404769), (12851, 2233404), (25702, 1116702), (38553, 744468), (51404, 558351), (62039, 462636), (77106, 372234), (115659, 248156), (124078, 231318), (154212, 186117)]