40309503

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{21991}}^1$

素因数の和:22054

約数の個数: 16

約数和(自身を含む): 59114496

約数和(自身を除く): 18804993

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 21991, 65973, 285883, 857649, 1033577, 3100731, 13436501, 40309503]

約数ペア:

[(1, 40309503), (3, 13436501), (13, 3100731), (39, 1033577), (47, 857649), (141, 285883), (611, 65973), (1833, 21991)]