7744945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 10910592

約数和(自身を除く): 3165647

約数列:

[1, 5, 13, 17, 43, 65, 85, 163, 215, 221, 559, 731, 815, 1105, 2119, 2771, 2795, 3655, 7009, 9503, 10595, 13855, 35045, 36023, 47515, 91117, 119153, 180115, 455585, 595765, 1548989, 7744945]

約数ペア:

[(1, 7744945), (5, 1548989), (13, 595765), (17, 455585), (43, 180115), (65, 119153), (85, 91117), (163, 47515), (215, 36023), (221, 35045), (559, 13855), (731, 10595), (815, 9503), (1105, 7009), (2119, 3655), (2771, 2795)]