66314890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{213919}}^1$

素因数の和:213957

約数の個数: 16

約数和(自身を含む): 123217920

約数和(自身を除く): 56903030

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 213919, 427838, 1069595, 2139190, 6631489, 13262978, 33157445, 66314890]

約数ペア:

[(1, 66314890), (2, 33157445), (5, 13262978), (10, 6631489), (31, 2139190), (62, 1069595), (155, 427838), (310, 213919)]