28636530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{727}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 74850048

約数和(自身を除く): 46213518

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 101, 130, 195, 202, 303, 390, 505, 606, 727, 1010, 1313, 1454, 1515, 2181, 2626, 3030, 3635, 3939, 4362, 6565, 7270, 7878, 9451, 10905, 13130, 18902, 19695, 21810, 28353, 39390, 47255, 56706, 73427, 94510, 141765, 146854, 220281, 283530, 367135, 440562, 734270, 954551, 1101405, 1909102, 2202810, 2863653, 4772755, 5727306, 9545510, 14318265, 28636530]

約数ペア:

[(1, 28636530), (2, 14318265), (3, 9545510), (5, 5727306), (6, 4772755), (10, 2863653), (13, 2202810), (15, 1909102), (26, 1101405), (30, 954551), (39, 734270), (65, 440562), (78, 367135), (101, 283530), (130, 220281), (195, 146854), (202, 141765), (303, 94510), (390, 73427), (505, 56706), (606, 47255), (727, 39390), (1010, 28353), (1313, 21810), (1454, 19695), (1515, 18902), (2181, 13130), (2626, 10905), (3030, 9451), (3635, 7878), (3939, 7270), (4362, 6565)]