28274350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43499}}^1$

素因数の和:43524

約数の個数: 24

約数和(自身を含む): 56637000

約数和(自身を除く): 28362650

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 43499, 86998, 217495, 434990, 565487, 1087475, 1130974, 2174950, 2827435, 5654870, 14137175, 28274350]

約数ペア:

[(1, 28274350), (2, 14137175), (5, 5654870), (10, 2827435), (13, 2174950), (25, 1130974), (26, 1087475), (50, 565487), (65, 434990), (130, 217495), (325, 86998), (650, 43499)]