65681745

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{61673}}^1$

素因数の和:61752

約数の個数: 16

約数和(自身を含む): 106572672

約数和(自身を除く): 40890927

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 61673, 185019, 308365, 925095, 4378783, 13136349, 21893915, 65681745]

約数ペア:

[(1, 65681745), (3, 21893915), (5, 13136349), (15, 4378783), (71, 925095), (213, 308365), (355, 185019), (1065, 61673)]