27720975

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{11923}}^1$

素因数の和:11967

約数の個数: 24

約数和(自身を含む): 47314432

約数和(自身を除く): 19593457

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 11923, 35769, 59615, 178845, 298075, 369613, 894225, 1108839, 1848065, 5544195, 9240325, 27720975]

約数ペア:

[(1, 27720975), (3, 9240325), (5, 5544195), (15, 1848065), (25, 1108839), (31, 894225), (75, 369613), (93, 298075), (155, 178845), (465, 59615), (775, 35769), (2325, 11923)]