858902590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{943849}}^1$

素因数の和:943876

約数の個数: 32

約数和(自身を含む): 1902801600

約数和(自身を除く): 1043899010

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 943849, 1887698, 4719245, 6606943, 9438490, 12270037, 13213886, 24540074, 33034715, 61350185, 66069430, 85890259, 122700370, 171780518, 429451295, 858902590]

約数ペア:

[(1, 858902590), (2, 429451295), (5, 171780518), (7, 122700370), (10, 85890259), (13, 66069430), (14, 61350185), (26, 33034715), (35, 24540074), (65, 13213886), (70, 12270037), (91, 9438490), (130, 6606943), (182, 4719245), (455, 1887698), (910, 943849)]