138851170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{447907}}^1$

素因数の和:447945

約数の個数: 16

約数和(自身を含む): 257995008

約数和(自身を除く): 119143838

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 447907, 895814, 2239535, 4479070, 13885117, 27770234, 69425585, 138851170]

約数ペア:

[(1, 138851170), (2, 69425585), (5, 27770234), (10, 13885117), (31, 4479070), (62, 2239535), (155, 895814), (310, 447907)]