261670822

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{136429}}^1$

素因数の和:136575

約数の個数: 16

約数和(自身を含む): 451856160

約数和(自身を除く): 190185338

約数列:

[1, 2, 7, 14, 137, 274, 959, 1918, 136429, 272858, 955003, 1910006, 18690773, 37381546, 130835411, 261670822]

約数ペア:

[(1, 261670822), (2, 130835411), (7, 37381546), (14, 18690773), (137, 1910006), (274, 955003), (959, 272858), (1918, 136429)]