25272793

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 33546240

約数和(自身を除く): 8273447

約数列:

[1, 7, 13, 19, 47, 91, 133, 247, 311, 329, 611, 893, 1729, 2177, 4043, 4277, 5909, 6251, 11609, 14617, 28301, 41363, 76817, 81263, 102319, 190021, 277723, 537719, 1330147, 1944061, 3610399, 25272793]

約数ペア:

[(1, 25272793), (7, 3610399), (13, 1944061), (19, 1330147), (47, 537719), (91, 277723), (133, 190021), (247, 102319), (311, 81263), (329, 76817), (611, 41363), (893, 28301), (1729, 14617), (2177, 11609), (4043, 6251), (4277, 5909)]