28759575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{2269}}^1$

素因数の和:2308

約数の個数: 36

約数和(自身を含む): 51510840

約数和(自身を除く): 22751265

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 169, 195, 325, 507, 845, 975, 2269, 2535, 4225, 6807, 11345, 12675, 29497, 34035, 56725, 88491, 147485, 170175, 383461, 442455, 737425, 1150383, 1917305, 2212275, 5751915, 9586525, 28759575]

約数ペア:

[(1, 28759575), (3, 9586525), (5, 5751915), (13, 2212275), (15, 1917305), (25, 1150383), (39, 737425), (65, 442455), (75, 383461), (169, 170175), (195, 147485), (325, 88491), (507, 56725), (845, 34035), (975, 29497), (2269, 12675), (2535, 11345), (4225, 6807)]