12628749

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 20930560

約数和(自身を除く): 8301811

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1021, 1767, 3063, 4123, 7147, 12369, 19399, 21441, 31651, 58197, 94953, 135793, 221557, 407379, 601369, 664671, 1804107, 4209583, 12628749]

約数ペア:

[(1, 12628749), (3, 4209583), (7, 1804107), (19, 664671), (21, 601369), (31, 407379), (57, 221557), (93, 135793), (133, 94953), (217, 58197), (399, 31651), (589, 21441), (651, 19399), (1021, 12369), (1767, 7147), (3063, 4123)]