726478765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4229}}^1$

素因数の和:4341

約数の個数: 32

約数和(自身を含む): 964846080

約数和(自身を除く): 238367315

約数列:

[1, 5, 17, 43, 47, 85, 215, 235, 731, 799, 2021, 3655, 3995, 4229, 10105, 21145, 34357, 71893, 171785, 181847, 198763, 359465, 909235, 993815, 3091399, 3378971, 8546809, 15456995, 16894855, 42734045, 145295753, 726478765]

約数ペア:

[(1, 726478765), (5, 145295753), (17, 42734045), (43, 16894855), (47, 15456995), (85, 8546809), (215, 3378971), (235, 3091399), (731, 993815), (799, 909235), (2021, 359465), (3655, 198763), (3995, 181847), (4229, 171785), (10105, 71893), (21145, 34357)]