28776969

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3671}}^1$

素因数の和:3757

約数の個数: 24

約数和(自身を含む): 45444672

約数和(自身を除く): 16667703

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2613, 3671, 7839, 11013, 33039, 47723, 143169, 245957, 429507, 737871, 2213613, 3197441, 9592323, 28776969]

約数ペア:

[(1, 28776969), (3, 9592323), (9, 3197441), (13, 2213613), (39, 737871), (67, 429507), (117, 245957), (201, 143169), (603, 47723), (871, 33039), (2613, 11013), (3671, 7839)]