31217901

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1373}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 49859712

約数和(自身を除く): 18641811

約数列:

[1, 3, 11, 13, 33, 39, 53, 143, 159, 429, 583, 689, 1373, 1749, 2067, 4119, 7579, 15103, 17849, 22737, 45309, 53547, 72769, 196339, 218307, 589017, 800459, 945997, 2401377, 2837991, 10405967, 31217901]

約数ペア:

[(1, 31217901), (3, 10405967), (11, 2837991), (13, 2401377), (33, 945997), (39, 800459), (53, 589017), (143, 218307), (159, 196339), (429, 72769), (583, 53547), (689, 45309), (1373, 22737), (1749, 17849), (2067, 15103), (4119, 7579)]