13639587

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 20966400

約数和(自身を除く): 7326813

約数列:

[1, 3, 13, 19, 39, 57, 79, 233, 237, 247, 699, 741, 1027, 1501, 3029, 3081, 4427, 4503, 9087, 13281, 18407, 19513, 55221, 57551, 58539, 172653, 239291, 349733, 717873, 1049199, 4546529, 13639587]

約数ペア:

[(1, 13639587), (3, 4546529), (13, 1049199), (19, 717873), (39, 349733), (57, 239291), (79, 172653), (233, 58539), (237, 57551), (247, 55221), (699, 19513), (741, 18407), (1027, 13281), (1501, 9087), (3029, 4503), (3081, 4427)]