28360005

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43969}}^1$

素因数の和:44020

約数の個数: 16

約数和(自身を含む): 46432320

約数和(自身を除く): 18072315

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 43969, 131907, 219845, 659535, 1890667, 5672001, 9453335, 28360005]

約数ペア:

[(1, 28360005), (3, 9453335), (5, 5672001), (15, 1890667), (43, 659535), (129, 219845), (215, 131907), (645, 43969)]