12145731

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 18896640

約数和(自身を除く): 6750909

約数列:

[1, 3, 13, 19, 37, 39, 57, 111, 247, 443, 481, 703, 741, 1329, 1443, 2109, 5759, 8417, 9139, 16391, 17277, 25251, 27417, 49173, 109421, 213083, 311429, 328263, 639249, 934287, 4048577, 12145731]

約数ペア:

[(1, 12145731), (3, 4048577), (13, 934287), (19, 639249), (37, 328263), (39, 311429), (57, 213083), (111, 109421), (247, 49173), (443, 27417), (481, 25251), (703, 17277), (741, 16391), (1329, 9139), (1443, 8417), (2109, 5759)]