16853625

素因数分解:

$3^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 30955392

約数和(自身を除く): 14101767

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 125, 211, 213, 225, 355, 375, 633, 639, 1055, 1065, 1125, 1775, 1899, 3165, 3195, 5275, 5325, 8875, 9495, 14981, 15825, 15975, 26375, 26625, 44943, 47475, 74905, 79125, 79875, 134829, 224715, 237375, 374525, 674145, 1123575, 1872625, 3370725, 5617875, 16853625]

約数ペア:

[(1, 16853625), (3, 5617875), (5, 3370725), (9, 1872625), (15, 1123575), (25, 674145), (45, 374525), (71, 237375), (75, 224715), (125, 134829), (211, 79875), (213, 79125), (225, 74905), (355, 47475), (375, 44943), (633, 26625), (639, 26375), (1055, 15975), (1065, 15825), (1125, 14981), (1775, 9495), (1899, 8875), (3165, 5325), (3195, 5275)]