28379079

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{15233}}^1$

素因数の和:15268

約数の個数: 20

約数和(自身を含む): 44239536

約数和(自身を除く): 15860457

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 15233, 45699, 137097, 350359, 411291, 1051077, 1233873, 3153231, 9459693, 28379079]

約数ペア:

[(1, 28379079), (3, 9459693), (9, 3153231), (23, 1233873), (27, 1051077), (69, 411291), (81, 350359), (207, 137097), (621, 45699), (1863, 15233)]