154720621

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 185597568

約数和(自身を除く): 30876947

約数列:

[1, 11, 17, 53, 67, 187, 233, 583, 737, 901, 1139, 2563, 3551, 3961, 9911, 12349, 12529, 15611, 39061, 43571, 60367, 135839, 171721, 209933, 265387, 664037, 827383, 2309263, 2919257, 9101213, 14065511, 154720621]

約数ペア:

[(1, 154720621), (11, 14065511), (17, 9101213), (53, 2919257), (67, 2309263), (187, 827383), (233, 664037), (583, 265387), (737, 209933), (901, 171721), (1139, 135839), (2563, 60367), (3551, 43571), (3961, 39061), (9911, 15611), (12349, 12529)]