31380261

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{631}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 46398912

約数和(自身を除く): 15018651

約数列:

[1, 3, 11, 33, 121, 137, 363, 411, 631, 1507, 1893, 4521, 6941, 16577, 20823, 49731, 76351, 86447, 229053, 259341, 950917, 2852751, 10460087, 31380261]

約数ペア:

[(1, 31380261), (3, 10460087), (11, 2852751), (33, 950917), (121, 259341), (137, 229053), (363, 86447), (411, 76351), (631, 49731), (1507, 20823), (1893, 16577), (4521, 6941)]