201280404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1290259}}^1$

素因数の和:1290279

約数の個数: 24

約数和(自身を含む): 505781920

約数和(自身を除く): 304501516

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1290259, 2580518, 3870777, 5161036, 7741554, 15483108, 16773367, 33546734, 50320101, 67093468, 100640202, 201280404]

約数ペア:

[(1, 201280404), (2, 100640202), (3, 67093468), (4, 50320101), (6, 33546734), (12, 16773367), (13, 15483108), (26, 7741554), (39, 5161036), (52, 3870777), (78, 2580518), (156, 1290259)]