1209802022009

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1\times {\mathrm{2058197}}^1$

素因数の和:2058976

約数の個数: 16

約数和(自身を含む): 1395359450496

約数和(自身を除く): 185557428487

約数列:

[1, 7, 131, 641, 917, 4487, 83971, 587797, 2058197, 14407379, 269623807, 1319304277, 1887366649, 9235129939, 172828860287, 1209802022009]

約数ペア:

[(1, 1209802022009), (7, 172828860287), (131, 9235129939), (641, 1887366649), (917, 1319304277), (4487, 269623807), (83971, 14407379), (587797, 2058197)]