259960532

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{22621}}^1$

素因数の和:22668

約数の個数: 36

約数和(自身を含む): 521618076

約数和(自身を除く): 261657544

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 2873, 5746, 11492, 22621, 45242, 90484, 294073, 384557, 588146, 769114, 1176292, 1538228, 3822949, 4999241, 7645898, 9998482, 15291796, 19996964, 64990133, 129980266, 259960532]

約数ペア:

[(1, 259960532), (2, 129980266), (4, 64990133), (13, 19996964), (17, 15291796), (26, 9998482), (34, 7645898), (52, 4999241), (68, 3822949), (169, 1538228), (221, 1176292), (338, 769114), (442, 588146), (676, 384557), (884, 294073), (2873, 90484), (5746, 45242), (11492, 22621)]