221364208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{62603}}^1$

素因数の和:62641

約数の個数: 40

約数和(自身を含む): 489062448

約数和(自身を除く): 267698240

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 62603, 125206, 250412, 500824, 813839, 1001648, 1064251, 1627678, 2128502, 3255356, 4257004, 6510712, 8514008, 13021424, 13835263, 17028016, 27670526, 55341052, 110682104, 221364208]

約数ペア:

[(1, 221364208), (2, 110682104), (4, 55341052), (8, 27670526), (13, 17028016), (16, 13835263), (17, 13021424), (26, 8514008), (34, 6510712), (52, 4257004), (68, 3255356), (104, 2128502), (136, 1627678), (208, 1064251), (221, 1001648), (272, 813839), (442, 500824), (884, 250412), (1768, 125206), (3536, 62603)]