31081491

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29021}}^1$

素因数の和:29051

約数の個数: 24

約数和(自身を含む): 54329184

約数和(自身を除く): 23247693

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 29021, 87063, 203147, 261189, 493357, 609441, 1480071, 1828323, 3453499, 4440213, 10360497, 31081491]

約数ペア:

[(1, 31081491), (3, 10360497), (7, 4440213), (9, 3453499), (17, 1828323), (21, 1480071), (51, 609441), (63, 493357), (119, 261189), (153, 203147), (357, 87063), (1071, 29021)]