724146237

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{388699}}^1$

素因数の和:388734

約数の個数: 20

約数和(自身を含む): 1128784800

約数和(自身を除く): 404638563

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 388699, 1166097, 3498291, 8940077, 10494873, 26820231, 31484619, 80460693, 241382079, 724146237]

約数ペア:

[(1, 724146237), (3, 241382079), (9, 80460693), (23, 31484619), (27, 26820231), (69, 10494873), (81, 8940077), (207, 3498291), (621, 1166097), (1863, 388699)]