31116735

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 59483424

約数和(自身を除く): 28366689

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 645, 1237, 1677, 1935, 2795, 3711, 5031, 6185, 8385, 11133, 16081, 18555, 25155, 48243, 53191, 55665, 80405, 144729, 159573, 241215, 265955, 478719, 691483, 723645, 797865, 2074449, 2393595, 3457415, 6223347, 10372245, 31116735]

約数ペア:

[(1, 31116735), (3, 10372245), (5, 6223347), (9, 3457415), (13, 2393595), (15, 2074449), (39, 797865), (43, 723645), (45, 691483), (65, 478719), (117, 265955), (129, 241215), (195, 159573), (215, 144729), (387, 80405), (559, 55665), (585, 53191), (645, 48243), (1237, 25155), (1677, 18555), (1935, 16081), (2795, 11133), (3711, 8385), (5031, 6185)]