28213902

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{19841}}^1$

素因数の和:19928

約数の個数: 24

約数和(自身を含む): 61907040

約数和(自身を除く): 33693138

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 19841, 39682, 59523, 119046, 178569, 357138, 1567439, 3134878, 4702317, 9404634, 14106951, 28213902]

約数ペア:

[(1, 28213902), (2, 14106951), (3, 9404634), (6, 4702317), (9, 3134878), (18, 1567439), (79, 357138), (158, 178569), (237, 119046), (474, 59523), (711, 39682), (1422, 19841)]