12806625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 23901696

約数和(自身を除く): 11095071

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 71, 75, 111, 125, 185, 195, 213, 325, 355, 375, 481, 555, 923, 925, 975, 1065, 1443, 1625, 1775, 2405, 2627, 2769, 2775, 4615, 4625, 4875, 5325, 7215, 7881, 8875, 12025, 13135, 13845, 13875, 23075, 26625, 34151, 36075, 39405, 60125, 65675, 69225, 102453, 115375, 170755, 180375, 197025, 328375, 346125, 512265, 853775, 985125, 2561325, 4268875, 12806625]

約数ペア:

[(1, 12806625), (3, 4268875), (5, 2561325), (13, 985125), (15, 853775), (25, 512265), (37, 346125), (39, 328375), (65, 197025), (71, 180375), (75, 170755), (111, 115375), (125, 102453), (185, 69225), (195, 65675), (213, 60125), (325, 39405), (355, 36075), (375, 34151), (481, 26625), (555, 23075), (923, 13875), (925, 13845), (975, 13135), (1065, 12025), (1443, 8875), (1625, 7881), (1775, 7215), (2405, 5325), (2627, 4875), (2769, 4625), (2775, 4615)]