90637839

素因数分解:

$3^3\times {\mathrm{41}}^2\times {\mathrm{1997}}^1$

素因数の和:2088

約数の個数: 24

約数和(自身を含む): 137702160

約数和(自身を除く): 47064321

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 1681, 1997, 5043, 5991, 15129, 17973, 45387, 53919, 81877, 245631, 736893, 2210679, 3356957, 10070871, 30212613, 90637839]

約数ペア:

[(1, 90637839), (3, 30212613), (9, 10070871), (27, 3356957), (41, 2210679), (123, 736893), (369, 245631), (1107, 81877), (1681, 53919), (1997, 45387), (5043, 17973), (5991, 15129)]