289013387

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 331914240

約数和(自身を除く): 42900853

約数列:

[1, 13, 41, 47, 83, 139, 533, 611, 1079, 1807, 1927, 3403, 3901, 5699, 6533, 11537, 25051, 44239, 50713, 74087, 84929, 149981, 159941, 267853, 473017, 542239, 2079233, 3482089, 6149221, 7049107, 22231799, 289013387]

約数ペア:

[(1, 289013387), (13, 22231799), (41, 7049107), (47, 6149221), (83, 3482089), (139, 2079233), (533, 542239), (611, 473017), (1079, 267853), (1807, 159941), (1927, 149981), (3403, 84929), (3901, 74087), (5699, 50713), (6533, 44239), (11537, 25051)]