81656358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{36683}}^1$

素因数の和:36748

約数の個数: 32

約数和(自身を含む): 190169856

約数和(自身を除く): 108513498

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 36683, 73366, 110049, 220098, 256781, 513562, 770343, 1540686, 1944199, 3888398, 5832597, 11665194, 13609393, 27218786, 40828179, 81656358]

約数ペア:

[(1, 81656358), (2, 40828179), (3, 27218786), (6, 13609393), (7, 11665194), (14, 5832597), (21, 3888398), (42, 1944199), (53, 1540686), (106, 770343), (159, 513562), (318, 256781), (371, 220098), (742, 110049), (1113, 73366), (2226, 36683)]