78274468

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{2153}}^1$

素因数の和:2367

約数の個数: 24

約数和(自身を含む): 140225400

約数和(自身を除く): 61950932

約数列:

[1, 2, 4, 61, 122, 149, 244, 298, 596, 2153, 4306, 8612, 9089, 18178, 36356, 131333, 262666, 320797, 525332, 641594, 1283188, 19568617, 39137234, 78274468]

約数ペア:

[(1, 78274468), (2, 39137234), (4, 19568617), (61, 1283188), (122, 641594), (149, 525332), (244, 320797), (298, 262666), (596, 131333), (2153, 36356), (4306, 18178), (8612, 9089)]