29945781

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{2137}}^1$

素因数の和:2322

約数の個数: 20

約数和(自身を含む): 45013452

約数和(自身を除く): 15067671

約数列:

[1, 3, 9, 27, 81, 173, 519, 1557, 2137, 4671, 6411, 14013, 19233, 57699, 173097, 369701, 1109103, 3327309, 9981927, 29945781]

約数ペア:

[(1, 29945781), (3, 9981927), (9, 3327309), (27, 1109103), (81, 369701), (173, 173097), (519, 57699), (1557, 19233), (2137, 14013), (4671, 6411)]