281361261

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1\times {\mathrm{1667}}^1$

素因数の和:2240

約数の個数: 16

約数和(自身を含む): 379183104

約数和(自身を除く): 97821843

約数列:

[1, 3, 127, 381, 443, 1329, 1667, 5001, 56261, 168783, 211709, 635127, 738481, 2215443, 93787087, 281361261]

約数ペア:

[(1, 281361261), (3, 93787087), (127, 2215443), (381, 738481), (443, 635127), (1329, 211709), (1667, 168783), (5001, 56261)]