25728975

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:877

約数の個数: 48

約数和(自身を含む): 48330240

約数和(自身を除く): 22601265

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 135, 141, 225, 235, 423, 675, 705, 811, 1175, 1269, 2115, 2433, 3525, 4055, 6345, 7299, 10575, 12165, 20275, 21897, 31725, 36495, 38117, 60825, 109485, 114351, 182475, 190585, 343053, 547425, 571755, 952925, 1029159, 1715265, 2858775, 5145795, 8576325, 25728975]

約数ペア:

[(1, 25728975), (3, 8576325), (5, 5145795), (9, 2858775), (15, 1715265), (25, 1029159), (27, 952925), (45, 571755), (47, 547425), (75, 343053), (135, 190585), (141, 182475), (225, 114351), (235, 109485), (423, 60825), (675, 38117), (705, 36495), (811, 31725), (1175, 21897), (1269, 20275), (2115, 12165), (2433, 10575), (3525, 7299), (4055, 6345)]