217664984

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{2351}}^1$

素因数の和:2591

約数の個数: 32

約数和(自身を含む): 416586240

約数和(自身を除く): 198921256

約数列:

[1, 2, 4, 8, 71, 142, 163, 284, 326, 568, 652, 1304, 2351, 4702, 9404, 11573, 18808, 23146, 46292, 92584, 166921, 333842, 383213, 667684, 766426, 1335368, 1532852, 3065704, 27208123, 54416246, 108832492, 217664984]

約数ペア:

[(1, 217664984), (2, 108832492), (4, 54416246), (8, 27208123), (71, 3065704), (142, 1532852), (163, 1335368), (284, 766426), (326, 667684), (568, 383213), (652, 333842), (1304, 166921), (2351, 92584), (4702, 46292), (9404, 23146), (11573, 18808)]