27815775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 50663424

約数和(自身を除く): 22847649

約数列:

[1, 3, 5, 13, 15, 25, 39, 47, 65, 75, 141, 195, 235, 325, 607, 611, 705, 975, 1175, 1821, 1833, 3035, 3055, 3525, 7891, 9105, 9165, 15175, 15275, 23673, 28529, 39455, 45525, 45825, 85587, 118365, 142645, 197275, 370877, 427935, 591825, 713225, 1112631, 1854385, 2139675, 5563155, 9271925, 27815775]

約数ペア:

[(1, 27815775), (3, 9271925), (5, 5563155), (13, 2139675), (15, 1854385), (25, 1112631), (39, 713225), (47, 591825), (65, 427935), (75, 370877), (141, 197275), (195, 142645), (235, 118365), (325, 85587), (607, 45825), (611, 45525), (705, 39455), (975, 28529), (1175, 23673), (1821, 15275), (1833, 15175), (3035, 9165), (3055, 9105), (3525, 7891)]