40391247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{19541}}^1$

素因数の和:19610

約数の個数: 16

約数和(自身を含む): 59095008

約数和(自身を除く): 18703761

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 19541, 58623, 254033, 762099, 1035673, 3107019, 13463749, 40391247]

約数ペア:

[(1, 40391247), (3, 13463749), (13, 3107019), (39, 1035673), (53, 762099), (159, 254033), (689, 58623), (2067, 19541)]