31566375

素因数分解:

$3^3\times 5^3\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 59904000

約数和(自身を除く): 28337625

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 125, 135, 141, 199, 225, 235, 375, 423, 597, 675, 705, 995, 1125, 1175, 1269, 1791, 2115, 2985, 3375, 3525, 4975, 5373, 5875, 6345, 8955, 9353, 10575, 14925, 17625, 24875, 26865, 28059, 31725, 44775, 46765, 52875, 74625, 84177, 134325, 140295, 158625, 223875, 233825, 252531, 420885, 671625, 701475, 1169125, 1262655, 2104425, 3507375, 6313275, 10522125, 31566375]

約数ペア:

[(1, 31566375), (3, 10522125), (5, 6313275), (9, 3507375), (15, 2104425), (25, 1262655), (27, 1169125), (45, 701475), (47, 671625), (75, 420885), (125, 252531), (135, 233825), (141, 223875), (199, 158625), (225, 140295), (235, 134325), (375, 84177), (423, 74625), (597, 52875), (675, 46765), (705, 44775), (995, 31725), (1125, 28059), (1175, 26865), (1269, 24875), (1791, 17625), (2115, 14925), (2985, 10575), (3375, 9353), (3525, 8955), (4975, 6345), (5373, 5875)]