40728783

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{2011}}^1$

素因数の和:2214

約数の個数: 16

約数和(自身を含む): 55949696

約数和(自身を除く): 15220913

約数列:

[1, 3, 43, 129, 157, 471, 2011, 6033, 6751, 20253, 86473, 259419, 315727, 947181, 13576261, 40728783]

約数ペア:

[(1, 40728783), (3, 13576261), (43, 947181), (129, 315727), (157, 259419), (471, 86473), (2011, 20253), (6033, 6751)]