71297954

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12637}}^1$

素因数の和:12690

約数の個数: 32

約数和(自身を含む): 135883776

約数和(自身を除く): 64585822

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 12637, 25274, 88459, 164281, 176918, 328562, 391747, 783494, 1149967, 2299934, 2742229, 5092711, 5484458, 10185422, 35648977, 71297954]

約数ペア:

[(1, 71297954), (2, 35648977), (7, 10185422), (13, 5484458), (14, 5092711), (26, 2742229), (31, 2299934), (62, 1149967), (91, 783494), (182, 391747), (217, 328562), (403, 176918), (434, 164281), (806, 88459), (2821, 25274), (5642, 12637)]