15369081

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2963}}^1$

素因数の和:3005

約数の個数: 32

約数和(自身を含む): 26557440

約数和(自身を除く): 11188359

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 2963, 5187, 8889, 20741, 38519, 56297, 62223, 115557, 168891, 269633, 394079, 731861, 808899, 1182237, 2195583, 5123027, 15369081]

約数ペア:

[(1, 15369081), (3, 5123027), (7, 2195583), (13, 1182237), (19, 808899), (21, 731861), (39, 394079), (57, 269633), (91, 168891), (133, 115557), (247, 62223), (273, 56297), (399, 38519), (741, 20741), (1729, 8889), (2963, 5187)]