12915910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{613}}^1$

素因数の和:677

約数の個数: 48

約数和(自身を含む): 27718416

約数和(自身を除く): 14802506

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 430, 490, 602, 613, 1226, 1505, 2107, 3010, 3065, 4214, 4291, 6130, 8582, 10535, 21070, 21455, 26359, 30037, 42910, 52718, 60074, 131795, 150185, 184513, 263590, 300370, 369026, 922565, 1291591, 1845130, 2583182, 6457955, 12915910]

約数ペア:

[(1, 12915910), (2, 6457955), (5, 2583182), (7, 1845130), (10, 1291591), (14, 922565), (35, 369026), (43, 300370), (49, 263590), (70, 184513), (86, 150185), (98, 131795), (215, 60074), (245, 52718), (301, 42910), (430, 30037), (490, 26359), (602, 21455), (613, 21070), (1226, 10535), (1505, 8582), (2107, 6130), (3010, 4291), (3065, 4214)]