28787490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13907}}^1$

素因数の和:13943

約数の個数: 48

約数和(自身を含む): 78107328

約数和(自身を除く): 49319838

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 13907, 27814, 41721, 69535, 83442, 125163, 139070, 208605, 250326, 319861, 417210, 625815, 639722, 959583, 1251630, 1599305, 1919166, 2878749, 3198610, 4797915, 5757498, 9595830, 14393745, 28787490]

約数ペア:

[(1, 28787490), (2, 14393745), (3, 9595830), (5, 5757498), (6, 4797915), (9, 3198610), (10, 2878749), (15, 1919166), (18, 1599305), (23, 1251630), (30, 959583), (45, 639722), (46, 625815), (69, 417210), (90, 319861), (115, 250326), (138, 208605), (207, 139070), (230, 125163), (345, 83442), (414, 69535), (690, 41721), (1035, 27814), (2070, 13907)]