217896657

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{823}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 324642816

約数和(自身を除く): 106746159

約数列:

[1, 3, 11, 33, 71, 113, 213, 339, 781, 823, 1243, 2343, 2469, 3729, 8023, 9053, 24069, 27159, 58433, 88253, 92999, 175299, 264759, 278997, 642763, 1022989, 1928289, 3068967, 6602929, 19808787, 72632219, 217896657]

約数ペア:

[(1, 217896657), (3, 72632219), (11, 19808787), (33, 6602929), (71, 3068967), (113, 1928289), (213, 1022989), (339, 642763), (781, 278997), (823, 264759), (1243, 175299), (2343, 92999), (2469, 88253), (3729, 58433), (8023, 27159), (9053, 24069)]