780714356

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{86477}}^1$

素因数の和:86579

約数の個数: 24

約数和(自身を含む): 1426195176

約数和(自身を除く): 645480820

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 244, 2257, 4514, 9028, 86477, 172954, 345908, 3199649, 5275097, 6399298, 10550194, 12798596, 21100388, 195178589, 390357178, 780714356]

約数ペア:

[(1, 780714356), (2, 390357178), (4, 195178589), (37, 21100388), (61, 12798596), (74, 10550194), (122, 6399298), (148, 5275097), (244, 3199649), (2257, 345908), (4514, 172954), (9028, 86477)]