165038419

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2671}}^1$

素因数の和:2795

約数の個数: 24

約数和(自身を含む): 208961088

約数和(自身を除く): 43922669

約数列:

[1, 7, 13, 49, 91, 97, 637, 679, 1261, 2671, 4753, 8827, 18697, 34723, 61789, 130879, 243061, 259087, 1701427, 1813609, 3368131, 12695263, 23576917, 165038419]

約数ペア:

[(1, 165038419), (7, 23576917), (13, 12695263), (49, 3368131), (91, 1813609), (97, 1701427), (637, 259087), (679, 243061), (1261, 130879), (2671, 61789), (4753, 34723), (8827, 18697)]