40439307

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{2393}}^1$

素因数の和:2570

約数の個数: 16

約数和(自身を含む): 55617408

約数和(自身を除く): 15178101

約数列:

[1, 3, 43, 129, 131, 393, 2393, 5633, 7179, 16899, 102899, 308697, 313483, 940449, 13479769, 40439307]

約数ペア:

[(1, 40439307), (3, 13479769), (43, 940449), (129, 313483), (131, 308697), (393, 102899), (2393, 16899), (5633, 7179)]