1391044837

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{761}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 1751258880

約数和(自身を除く): 360214043

約数列:

[1, 7, 13, 53, 91, 371, 379, 689, 761, 2653, 4823, 4927, 5327, 9893, 20087, 34489, 40333, 69251, 140609, 261131, 282331, 288419, 524329, 1827917, 2018933, 3670303, 3749447, 15286207, 26246129, 107003449, 198720691, 1391044837]

約数ペア:

[(1, 1391044837), (7, 198720691), (13, 107003449), (53, 26246129), (91, 15286207), (371, 3749447), (379, 3670303), (689, 2018933), (761, 1827917), (2653, 524329), (4823, 288419), (4927, 282331), (5327, 261131), (9893, 140609), (20087, 69251), (34489, 40333)]