13227981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 19918080

約数和(自身を除く): 6690099

約数列:

[1, 3, 13, 37, 39, 89, 103, 111, 267, 309, 481, 1157, 1339, 1443, 3293, 3471, 3811, 4017, 9167, 9879, 11433, 27501, 42809, 49543, 119171, 128427, 148629, 339179, 357513, 1017537, 4409327, 13227981]

約数ペア:

[(1, 13227981), (3, 4409327), (13, 1017537), (37, 357513), (39, 339179), (89, 148629), (103, 128427), (111, 119171), (267, 49543), (309, 42809), (481, 27501), (1157, 11433), (1339, 9879), (1443, 9167), (3293, 4017), (3471, 3811)]