4099991

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1063}}^1$

素因数の和:1118

約数の個数: 16

約数和(自身を含む): 5107200

約数和(自身を除く): 1007209

約数列:

[1, 7, 19, 29, 133, 203, 551, 1063, 3857, 7441, 20197, 30827, 141379, 215789, 585713, 4099991]

約数ペア:

[(1, 4099991), (7, 585713), (19, 215789), (29, 141379), (133, 30827), (203, 20197), (551, 7441), (1063, 3857)]