221844208

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1$

素因数の和:745

約数の個数: 40

約数和(自身を含む): 435329280

約数和(自身を除く): 213485072

約数列:

[1, 2, 4, 8, 16, 191, 229, 317, 382, 458, 634, 764, 916, 1268, 1528, 1832, 2536, 3056, 3664, 5072, 43739, 60547, 72593, 87478, 121094, 145186, 174956, 242188, 290372, 349912, 484376, 580744, 699824, 968752, 1161488, 13865263, 27730526, 55461052, 110922104, 221844208]

約数ペア:

[(1, 221844208), (2, 110922104), (4, 55461052), (8, 27730526), (16, 13865263), (191, 1161488), (229, 968752), (317, 699824), (382, 580744), (458, 484376), (634, 349912), (764, 290372), (916, 242188), (1268, 174956), (1528, 145186), (1832, 121094), (2536, 87478), (3056, 72593), (3664, 60547), (5072, 43739)]