221624907

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 342451200

約数和(自身を除く): 120826293

約数列:

[1, 3, 7, 21, 181, 199, 293, 543, 597, 879, 1267, 1393, 2051, 3801, 4179, 6153, 36019, 53033, 58307, 108057, 159099, 174921, 252133, 371231, 408149, 756399, 1113693, 1224447, 10553567, 31660701, 73874969, 221624907]

約数ペア:

[(1, 221624907), (3, 73874969), (7, 31660701), (21, 10553567), (181, 1224447), (199, 1113693), (293, 756399), (543, 408149), (597, 371231), (879, 252133), (1267, 174921), (1393, 159099), (2051, 108057), (3801, 58307), (4179, 53033), (6153, 36019)]