55515021

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{1277}}^1$

素因数の和:1660

約数の個数: 16

約数和(自身を含む): 76025664

約数和(自身を除く): 20510643

約数列:

[1, 3, 43, 129, 337, 1011, 1277, 3831, 14491, 43473, 54911, 164733, 430349, 1291047, 18505007, 55515021]

約数ペア:

[(1, 55515021), (3, 18505007), (43, 1291047), (129, 430349), (337, 164733), (1011, 54911), (1277, 43473), (3831, 14491)]