28027170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2857}}^1$

素因数の和:2979

約数の個数: 48

約数和(自身を含む): 73564920

約数和(自身を除く): 45537750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 327, 545, 654, 981, 1090, 1635, 1962, 2857, 3270, 4905, 5714, 8571, 9810, 14285, 17142, 25713, 28570, 42855, 51426, 85710, 128565, 257130, 311413, 622826, 934239, 1557065, 1868478, 2802717, 3114130, 4671195, 5605434, 9342390, 14013585, 28027170]

約数ペア:

[(1, 28027170), (2, 14013585), (3, 9342390), (5, 5605434), (6, 4671195), (9, 3114130), (10, 2802717), (15, 1868478), (18, 1557065), (30, 934239), (45, 622826), (90, 311413), (109, 257130), (218, 128565), (327, 85710), (545, 51426), (654, 42855), (981, 28570), (1090, 25713), (1635, 17142), (1962, 14285), (2857, 9810), (3270, 8571), (4905, 5714)]