218403764327

素因数分解:

$7^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1\times {\mathrm{252937}}^1$

素因数の和:253658

約数の個数: 16

約数和(自身を含む): 251052094272

約数和(自身を除く): 32648329945

約数列:

[1, 7, 293, 421, 2051, 2947, 123353, 252937, 863471, 1770559, 74110541, 106486477, 518773787, 745405339, 31200537761, 218403764327]

約数ペア:

[(1, 218403764327), (7, 31200537761), (293, 745405339), (421, 518773787), (2051, 106486477), (2947, 74110541), (123353, 1770559), (252937, 863471)]