161208866

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28573}}^1$

素因数の和:28626

約数の個数: 32

約数和(自身を含む): 307227648

約数和(自身を除く): 146018782

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 28573, 57146, 200011, 371449, 400022, 742898, 885763, 1771526, 2600143, 5200286, 6200341, 11514919, 12400682, 23029838, 80604433, 161208866]

約数ペア:

[(1, 161208866), (2, 80604433), (7, 23029838), (13, 12400682), (14, 11514919), (26, 6200341), (31, 5200286), (62, 2600143), (91, 1771526), (182, 885763), (217, 742898), (403, 400022), (434, 371449), (806, 200011), (2821, 57146), (5642, 28573)]