128224747

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{947}}^1$

素因数の和:1035

約数の個数: 24

約数和(自身を含む): 158535936

約数和(自身を除く): 30311189

約数列:

[1, 7, 23, 29, 161, 203, 667, 841, 947, 4669, 5887, 6629, 19343, 21781, 27463, 135401, 152467, 192241, 631649, 796427, 4421543, 5574989, 18317821, 128224747]

約数ペア:

[(1, 128224747), (7, 18317821), (23, 5574989), (29, 4421543), (161, 796427), (203, 631649), (667, 192241), (841, 152467), (947, 135401), (4669, 27463), (5887, 21781), (6629, 19343)]