209105819

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{2153}}^1$

素因数の和:2438

約数の個数: 16

約数和(自身を含む): 233528064

約数和(自身を除く): 24422245

約数列:

[1, 13, 31, 241, 403, 2153, 3133, 7471, 27989, 66743, 97123, 518873, 867659, 6745349, 16085063, 209105819]

約数ペア:

[(1, 209105819), (13, 16085063), (31, 6745349), (241, 867659), (403, 518873), (2153, 97123), (3133, 66743), (7471, 27989)]