28920138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3671}}^1$

素因数の和:3790

約数の個数: 32

約数和(自身を含む): 62923392

約数和(自身を除く): 34003254

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 101, 202, 303, 606, 1313, 2626, 3671, 3939, 7342, 7878, 11013, 22026, 47723, 95446, 143169, 286338, 370771, 741542, 1112313, 2224626, 4820023, 9640046, 14460069, 28920138]

約数ペア:

[(1, 28920138), (2, 14460069), (3, 9640046), (6, 4820023), (13, 2224626), (26, 1112313), (39, 741542), (78, 370771), (101, 286338), (202, 143169), (303, 95446), (606, 47723), (1313, 22026), (2626, 11013), (3671, 7878), (3939, 7342)]