71241898

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1987}}^1$

素因数の和:2206

約数の個数: 32

約数和(自身を含む): 132257664

約数和(自身を除く): 61015766

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 197, 394, 1379, 1987, 2561, 2758, 3974, 5122, 13909, 17927, 25831, 27818, 35854, 51662, 180817, 361634, 391439, 782878, 2740073, 5088707, 5480146, 10177414, 35620949, 71241898]

約数ペア:

[(1, 71241898), (2, 35620949), (7, 10177414), (13, 5480146), (14, 5088707), (26, 2740073), (91, 782878), (182, 391439), (197, 361634), (394, 180817), (1379, 51662), (1987, 35854), (2561, 27818), (2758, 25831), (3974, 17927), (5122, 13909)]