155557978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{40531}}^1$

素因数の和:40653

約数の個数: 16

約数和(自身を含む): 248055840

約数和(自身を除く): 92497862

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 40531, 81062, 770089, 1540178, 4093631, 8187262, 77778989, 155557978]

約数ペア:

[(1, 155557978), (2, 77778989), (19, 8187262), (38, 4093631), (101, 1540178), (202, 770089), (1919, 81062), (3838, 40531)]