521404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 1012928

約数和(自身を除く): 491524

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 271, 481, 542, 962, 1084, 1924, 3523, 7046, 10027, 14092, 20054, 40108, 130351, 260702, 521404]

約数ペア:

[(1, 521404), (2, 260702), (4, 130351), (13, 40108), (26, 20054), (37, 14092), (52, 10027), (74, 7046), (148, 3523), (271, 1924), (481, 1084), (542, 962)]