28753530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73727}}^1$

素因数の和:73750

約数の個数: 32

約数和(自身を含む): 74317824

約数和(自身を除く): 45564294

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 73727, 147454, 221181, 368635, 442362, 737270, 958451, 1105905, 1916902, 2211810, 2875353, 4792255, 5750706, 9584510, 14376765, 28753530]

約数ペア:

[(1, 28753530), (2, 14376765), (3, 9584510), (5, 5750706), (6, 4792255), (10, 2875353), (13, 2211810), (15, 1916902), (26, 1105905), (30, 958451), (39, 737270), (65, 442362), (78, 368635), (130, 221181), (195, 147454), (390, 73727)]