16309875

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 64

約数和(自身を含む): 29712384

約数和(自身を除く): 13402509

約数列:

[1, 3, 5, 15, 23, 25, 31, 61, 69, 75, 93, 115, 125, 155, 183, 305, 345, 375, 465, 575, 713, 775, 915, 1403, 1525, 1725, 1891, 2139, 2325, 2875, 3565, 3875, 4209, 4575, 5673, 7015, 7625, 8625, 9455, 10695, 11625, 17825, 21045, 22875, 28365, 35075, 43493, 47275, 53475, 89125, 105225, 130479, 141825, 175375, 217465, 236375, 267375, 526125, 652395, 709125, 1087325, 3261975, 5436625, 16309875]

約数ペア:

[(1, 16309875), (3, 5436625), (5, 3261975), (15, 1087325), (23, 709125), (25, 652395), (31, 526125), (61, 267375), (69, 236375), (75, 217465), (93, 175375), (115, 141825), (125, 130479), (155, 105225), (183, 89125), (305, 53475), (345, 47275), (375, 43493), (465, 35075), (575, 28365), (713, 22875), (775, 21045), (915, 17825), (1403, 11625), (1525, 10695), (1725, 9455), (1891, 8625), (2139, 7625), (2325, 7015), (2875, 5673), (3565, 4575), (3875, 4209)]