1279078557778

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{13216079}}^1$

素因数の和:13216342

約数の個数: 32

約数和(自身を含む): 2273588674560

約数和(自身を除く): 994510116782

約数列:

[1, 2, 7, 14, 31, 62, 217, 223, 434, 446, 1561, 3122, 6913, 13826, 48391, 96782, 13216079, 26432158, 92512553, 185025106, 409698449, 819396898, 2867889143, 2947185617, 5735778286, 5894371234, 20630299319, 41260598638, 91362754127, 182725508254, 639539278889, 1279078557778]

約数ペア:

[(1, 1279078557778), (2, 639539278889), (7, 182725508254), (14, 91362754127), (31, 41260598638), (62, 20630299319), (217, 5894371234), (223, 5735778286), (434, 2947185617), (446, 2867889143), (1561, 819396898), (3122, 409698449), (6913, 185025106), (13826, 92512553), (48391, 26432158), (96782, 13216079)]