15309375

素因数分解:

$3^1\times 5^5\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 26998272

約数和(自身を除く): 11688897

約数列:

[1, 3, 5, 15, 23, 25, 69, 71, 75, 115, 125, 213, 345, 355, 375, 575, 625, 1065, 1633, 1725, 1775, 1875, 2875, 3125, 4899, 5325, 8165, 8625, 8875, 9375, 14375, 24495, 26625, 40825, 43125, 44375, 71875, 122475, 133125, 204125, 215625, 221875, 612375, 665625, 1020625, 3061875, 5103125, 15309375]

約数ペア:

[(1, 15309375), (3, 5103125), (5, 3061875), (15, 1020625), (23, 665625), (25, 612375), (69, 221875), (71, 215625), (75, 204125), (115, 133125), (125, 122475), (213, 71875), (345, 44375), (355, 43125), (375, 40825), (575, 26625), (625, 24495), (1065, 14375), (1633, 9375), (1725, 8875), (1775, 8625), (1875, 8165), (2875, 5325), (3125, 4899)]