56307209

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{809}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 65888640

約数和(自身を除く): 9581431

約数列:

[1, 7, 61, 163, 427, 809, 1141, 5663, 9943, 49349, 69601, 131867, 345443, 923069, 8043887, 56307209]

約数ペア:

[(1, 56307209), (7, 8043887), (61, 923069), (163, 345443), (427, 131867), (809, 69601), (1141, 49349), (5663, 9943)]