138840303

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{863}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 217645056

約数和(自身を除く): 78804753

約数列:

[1, 3, 7, 21, 47, 141, 163, 329, 489, 863, 987, 1141, 2589, 3423, 6041, 7661, 18123, 22983, 40561, 53627, 121683, 140669, 160881, 283927, 422007, 851781, 984683, 2954049, 6611443, 19834329, 46280101, 138840303]

約数ペア:

[(1, 138840303), (3, 46280101), (7, 19834329), (21, 6611443), (47, 2954049), (141, 984683), (163, 851781), (329, 422007), (489, 283927), (863, 160881), (987, 140669), (1141, 121683), (2589, 53627), (3423, 40561), (6041, 22983), (7661, 18123)]