1986363

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:328

約数の個数: 20

約数和(自身を含む): 3005640

約数和(自身を除く): 1019277

約数列:

[1, 3, 9, 27, 81, 137, 179, 411, 537, 1233, 1611, 3699, 4833, 11097, 14499, 24523, 73569, 220707, 662121, 1986363]

約数ペア:

[(1, 1986363), (3, 662121), (9, 220707), (27, 73569), (81, 24523), (137, 14499), (179, 11097), (411, 4833), (537, 3699), (1233, 1611)]