17439375

素因数分解:

$3^1\times 5^4\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 40

約数和(自身を含む): 29690496

約数和(自身を除く): 12251121

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 131, 213, 355, 375, 393, 625, 655, 1065, 1775, 1875, 1965, 3275, 5325, 8875, 9301, 9825, 16375, 26625, 27903, 44375, 46505, 49125, 81875, 133125, 139515, 232525, 245625, 697575, 1162625, 3487875, 5813125, 17439375]

約数ペア:

[(1, 17439375), (3, 5813125), (5, 3487875), (15, 1162625), (25, 697575), (71, 245625), (75, 232525), (125, 139515), (131, 133125), (213, 81875), (355, 49125), (375, 46505), (393, 44375), (625, 27903), (655, 26625), (1065, 16375), (1775, 9825), (1875, 9301), (1965, 8875), (3275, 5325)]