1399685905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{1307}}^1$

素因数の和:1665

約数の個数: 32

約数和(自身を含む): 1827391104

約数和(自身を除く): 427705199

約数列:

[1, 5, 17, 43, 85, 215, 293, 731, 1307, 1465, 3655, 4981, 6535, 12599, 22219, 24905, 56201, 62995, 111095, 214183, 281005, 382951, 955417, 1070915, 1914755, 4777085, 6510167, 16466893, 32550835, 82334465, 279937181, 1399685905]

約数ペア:

[(1, 1399685905), (5, 279937181), (17, 82334465), (43, 32550835), (85, 16466893), (215, 6510167), (293, 4777085), (731, 1914755), (1307, 1070915), (1465, 955417), (3655, 382951), (4981, 281005), (6535, 214183), (12599, 111095), (22219, 62995), (24905, 56201)]