161856233

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 208631808

約数和(自身を除く): 46775575

約数列:

[1, 7, 11, 41, 77, 167, 287, 307, 451, 1169, 1837, 2149, 3157, 3377, 6847, 12587, 12859, 23639, 47929, 51269, 75317, 88109, 138457, 358883, 527219, 563959, 969199, 2102029, 3947713, 14714203, 23122319, 161856233]

約数ペア:

[(1, 161856233), (7, 23122319), (11, 14714203), (41, 3947713), (77, 2102029), (167, 969199), (287, 563959), (307, 527219), (451, 358883), (1169, 138457), (1837, 88109), (2149, 75317), (3157, 51269), (3377, 47929), (6847, 23639), (12587, 12859)]