20090325

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8641}}^1$

素因数の和:8685

約数の個数: 24

約数和(自身を含む): 34291456

約数和(自身を除く): 14201131

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 465, 775, 2325, 8641, 25923, 43205, 129615, 216025, 267871, 648075, 803613, 1339355, 4018065, 6696775, 20090325]

約数ペア:

[(1, 20090325), (3, 6696775), (5, 4018065), (15, 1339355), (25, 803613), (31, 648075), (75, 267871), (93, 216025), (155, 129615), (465, 43205), (775, 25923), (2325, 8641)]