221736398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{52321}}^1$

素因数の和:52499

約数の個数: 16

約数和(自身を含む): 360393936

約数和(自身を除く): 138657538

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 52321, 104642, 680173, 1360346, 8528323, 17056646, 110868199, 221736398]

約数ペア:

[(1, 221736398), (2, 110868199), (13, 17056646), (26, 8528323), (163, 1360346), (326, 680173), (2119, 104642), (4238, 52321)]