120638403

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{3259}}^1$

素因数の和:3728

約数の個数: 20

約数和(自身を含む): 180662680

約数和(自身を除く): 60024277

約数列:

[1, 3, 9, 27, 81, 457, 1371, 3259, 4113, 9777, 12339, 29331, 37017, 87993, 263979, 1489363, 4468089, 13404267, 40212801, 120638403]

約数ペア:

[(1, 120638403), (3, 40212801), (9, 13404267), (27, 4468089), (81, 1489363), (457, 263979), (1371, 87993), (3259, 37017), (4113, 29331), (9777, 12339)]