31017481

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 36539424

約数和(自身を除く): 5521943

約数列:

[1, 11, 19, 73, 107, 209, 361, 803, 1177, 1387, 2033, 3971, 7811, 15257, 22363, 26353, 38627, 85921, 148409, 289883, 424897, 1632499, 2819771, 31017481]

約数ペア:

[(1, 31017481), (11, 2819771), (19, 1632499), (73, 424897), (107, 289883), (209, 148409), (361, 85921), (803, 38627), (1177, 26353), (1387, 22363), (2033, 15257), (3971, 7811)]