25864514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 44634240

約数和(自身を除く): 18769726

約数列:

[1, 2, 13, 17, 26, 34, 163, 221, 326, 359, 442, 718, 2119, 2771, 4238, 4667, 5542, 6103, 9334, 12206, 36023, 58517, 72046, 79339, 117034, 158678, 760721, 994789, 1521442, 1989578, 12932257, 25864514]

約数ペア:

[(1, 25864514), (2, 12932257), (13, 1989578), (17, 1521442), (26, 994789), (34, 760721), (163, 158678), (221, 117034), (326, 79339), (359, 72046), (442, 58517), (718, 36023), (2119, 12206), (2771, 9334), (4238, 6103), (4667, 5542)]