331355768

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{631}}^1\times {\mathrm{1601}}^1$

素因数の和:2279

約数の個数: 32

約数和(自身を含む): 637852320

約数和(自身を除く): 306496552

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 631, 1262, 1601, 2524, 3202, 5048, 6404, 12808, 25871, 51742, 65641, 103484, 131282, 206968, 262564, 525128, 1010231, 2020462, 4040924, 8081848, 41419471, 82838942, 165677884, 331355768]

約数ペア:

[(1, 331355768), (2, 165677884), (4, 82838942), (8, 41419471), (41, 8081848), (82, 4040924), (164, 2020462), (328, 1010231), (631, 525128), (1262, 262564), (1601, 206968), (2524, 131282), (3202, 103484), (5048, 65641), (6404, 51742), (12808, 25871)]