25074699

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 36

約数和(自身を含む): 38487096

約数和(自身を除く): 13412397

約数列:

[1, 3, 13, 19, 39, 57, 137, 169, 247, 361, 411, 507, 741, 1083, 1781, 2603, 3211, 4693, 5343, 7809, 9633, 14079, 23153, 33839, 49457, 61009, 69459, 101517, 148371, 183027, 439907, 642941, 1319721, 1928823, 8358233, 25074699]

約数ペア:

[(1, 25074699), (3, 8358233), (13, 1928823), (19, 1319721), (39, 642941), (57, 439907), (137, 183027), (169, 148371), (247, 101517), (361, 69459), (411, 61009), (507, 49457), (741, 33839), (1083, 23153), (1781, 14079), (2603, 9633), (3211, 7809), (4693, 5343)]