31544721

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1033}}^1$

素因数の和:1087

約数の個数: 40

約数和(自身を含む): 52547880

約数和(自身を除く): 21003159

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 261, 351, 377, 783, 1033, 1053, 1131, 2349, 3099, 3393, 9297, 10179, 13429, 27891, 29957, 30537, 40287, 83673, 89871, 120861, 269613, 362583, 389441, 808839, 1087749, 1168323, 2426517, 3504969, 10514907, 31544721]

約数ペア:

[(1, 31544721), (3, 10514907), (9, 3504969), (13, 2426517), (27, 1168323), (29, 1087749), (39, 808839), (81, 389441), (87, 362583), (117, 269613), (261, 120861), (351, 89871), (377, 83673), (783, 40287), (1033, 30537), (1053, 29957), (1131, 27891), (2349, 13429), (3099, 10179), (3393, 9297)]