71986858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{14461}}^1$

素因数の和:14613

約数の個数: 16

約数和(自身を含む): 114539040

約数和(自身を除く): 42552182

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 14461, 28922, 274759, 549518, 1894391, 3788782, 35993429, 71986858]

約数ペア:

[(1, 71986858), (2, 35993429), (19, 3788782), (38, 1894391), (131, 549518), (262, 274759), (2489, 28922), (4978, 14461)]