71570366

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 125322240

約数和(自身を除く): 53751874

約数列:

[1, 2, 7, 14, 79, 158, 163, 326, 397, 553, 794, 1106, 1141, 2282, 2779, 5558, 12877, 25754, 31363, 62726, 64711, 90139, 129422, 180278, 219541, 439082, 452977, 905954, 5112169, 10224338, 35785183, 71570366]

約数ペア:

[(1, 71570366), (2, 35785183), (7, 10224338), (14, 5112169), (79, 905954), (158, 452977), (163, 439082), (326, 219541), (397, 180278), (553, 129422), (794, 90139), (1106, 64711), (1141, 62726), (2282, 31363), (2779, 25754), (5558, 12877)]