31306979

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:331

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 7884061

約数列:

[1, 11, 17, 23, 29, 187, 251, 253, 319, 391, 493, 667, 2761, 4267, 4301, 5423, 5773, 7279, 7337, 11339, 46937, 63503, 80069, 98141, 123743, 124729, 167417, 1079551, 1361173, 1841587, 2846089, 31306979]

約数ペア:

[(1, 31306979), (11, 2846089), (17, 1841587), (23, 1361173), (29, 1079551), (187, 167417), (251, 124729), (253, 123743), (319, 98141), (391, 80069), (493, 63503), (667, 46937), (2761, 11339), (4267, 7337), (4301, 7279), (5423, 5773)]