47971905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{659}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 80593920

約数和(自身を除く): 32622015

約数列:

[1, 3, 5, 15, 23, 69, 115, 211, 345, 633, 659, 1055, 1977, 3165, 3295, 4853, 9885, 14559, 15157, 24265, 45471, 72795, 75785, 139049, 227355, 417147, 695245, 2085735, 3198127, 9594381, 15990635, 47971905]

約数ペア:

[(1, 47971905), (3, 15990635), (5, 9594381), (15, 3198127), (23, 2085735), (69, 695245), (115, 417147), (211, 227355), (345, 139049), (633, 75785), (659, 72795), (1055, 45471), (1977, 24265), (3165, 15157), (3295, 14559), (4853, 9885)]