4004001

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{29}}^2$

素因数の和:110

約数の個数: 27

約数和(自身を含む): 6261619

約数和(自身を除く): 2257618

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 529, 667, 841, 1587, 2001, 2523, 4761, 6003, 7569, 15341, 19343, 46023, 58029, 138069, 174087, 444889, 1334667, 4004001]

約数ペア:

[(1, 4004001), (3, 1334667), (9, 444889), (23, 174087), (29, 138069), (69, 58029), (87, 46023), (207, 19343), (261, 15341), (529, 7569), (667, 6003), (841, 4761), (1587, 2523)]