31862475

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 61281792

約数和(自身を除く): 29419317

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 47, 69, 75, 115, 131, 141, 207, 225, 235, 345, 393, 423, 575, 655, 705, 1035, 1081, 1175, 1179, 1725, 1965, 2115, 3013, 3243, 3275, 3525, 5175, 5405, 5895, 6157, 9039, 9729, 9825, 10575, 15065, 16215, 18471, 27025, 27117, 29475, 30785, 45195, 48645, 55413, 75325, 81075, 92355, 135585, 141611, 153925, 225975, 243225, 277065, 424833, 461775, 677925, 708055, 1274499, 1385325, 2124165, 3540275, 6372495, 10620825, 31862475]

約数ペア:

[(1, 31862475), (3, 10620825), (5, 6372495), (9, 3540275), (15, 2124165), (23, 1385325), (25, 1274499), (45, 708055), (47, 677925), (69, 461775), (75, 424833), (115, 277065), (131, 243225), (141, 225975), (207, 153925), (225, 141611), (235, 135585), (345, 92355), (393, 81075), (423, 75325), (575, 55413), (655, 48645), (705, 45195), (1035, 30785), (1081, 29475), (1175, 27117), (1179, 27025), (1725, 18471), (1965, 16215), (2115, 15065), (3013, 10575), (3243, 9825), (3275, 9729), (3525, 9039), (5175, 6157), (5405, 5895)]