128031306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{18443}}^1$

素因数の和:18550

約数の個数: 32

約数和(自身を含む): 278873280

約数和(自身を除く): 150841974

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 3471, 6942, 18443, 36886, 55329, 110658, 239759, 479518, 719277, 1438554, 1641427, 3282854, 4924281, 9848562, 21338551, 42677102, 64015653, 128031306]

約数ペア:

[(1, 128031306), (2, 64015653), (3, 42677102), (6, 21338551), (13, 9848562), (26, 4924281), (39, 3282854), (78, 1641427), (89, 1438554), (178, 719277), (267, 479518), (534, 239759), (1157, 110658), (2314, 55329), (3471, 36886), (6942, 18443)]