2490085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1321}}^1$

素因数の和:1368

約数の個数: 16

約数和(自身を含む): 3331440

約数和(自身を除く): 841355

約数列:

[1, 5, 13, 29, 65, 145, 377, 1321, 1885, 6605, 17173, 38309, 85865, 191545, 498017, 2490085]

約数ペア:

[(1, 2490085), (5, 498017), (13, 191545), (29, 85865), (65, 38309), (145, 17173), (377, 6605), (1321, 1885)]