201437271

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{23003}}^1$

素因数の和:23155

約数の個数: 24

約数和(自身を含む): 334938240

約数和(自身を除く): 133500969

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 23003, 69009, 161021, 207027, 483063, 1449189, 3197417, 9592251, 22381919, 28776753, 67145757, 201437271]

約数ペア:

[(1, 201437271), (3, 67145757), (7, 28776753), (9, 22381919), (21, 9592251), (63, 3197417), (139, 1449189), (417, 483063), (973, 207027), (1251, 161021), (2919, 69009), (8757, 23003)]