1561599

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1483}}^1$

素因数の和:1508

約数の個数: 20

約数和(自身を含む): 2513896

約数和(自身を除く): 952297

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1483, 4449, 13347, 19279, 40041, 57837, 120123, 173511, 520533, 1561599]

約数ペア:

[(1, 1561599), (3, 520533), (9, 173511), (13, 120123), (27, 57837), (39, 40041), (81, 19279), (117, 13347), (351, 4449), (1053, 1483)]