28028884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6823}}^1$

素因数の和:6919

約数の個数: 24

約数和(自身を含む): 53500160

約数和(自身を除く): 25471276

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 6823, 13646, 27292, 88699, 177398, 354796, 539017, 1078034, 2156068, 7007221, 14014442, 28028884]

約数ペア:

[(1, 28028884), (2, 14014442), (4, 7007221), (13, 2156068), (26, 1078034), (52, 539017), (79, 354796), (158, 177398), (316, 88699), (1027, 27292), (2054, 13646), (4108, 6823)]