291249290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{15803}}^1$

素因数の和:15926

約数の個数: 32

約数和(自身を含む): 557565120

約数和(自身を除く): 266315830

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 485, 970, 1843, 3686, 9215, 15803, 18430, 31606, 79015, 158030, 300257, 600514, 1501285, 1532891, 3002570, 3065782, 7664455, 15328910, 29124929, 58249858, 145624645, 291249290]

約数ペア:

[(1, 291249290), (2, 145624645), (5, 58249858), (10, 29124929), (19, 15328910), (38, 7664455), (95, 3065782), (97, 3002570), (190, 1532891), (194, 1501285), (485, 600514), (970, 300257), (1843, 158030), (3686, 79015), (9215, 31606), (15803, 18430)]