28225236

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 77898240

約数和(自身を除く): 49673004

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 29, 34, 39, 51, 52, 58, 68, 78, 87, 102, 116, 156, 174, 204, 221, 348, 367, 377, 442, 493, 663, 734, 754, 884, 986, 1101, 1131, 1326, 1468, 1479, 1508, 1972, 2202, 2262, 2652, 2958, 4404, 4524, 4771, 5916, 6239, 6409, 9542, 10643, 12478, 12818, 14313, 18717, 19084, 19227, 21286, 24956, 25636, 28626, 31929, 37434, 38454, 42572, 57252, 63858, 74868, 76908, 81107, 127716, 138359, 162214, 180931, 243321, 276718, 324428, 361862, 415077, 486642, 542793, 553436, 723724, 830154, 973284, 1085586, 1660308, 2171172, 2352103, 4704206, 7056309, 9408412, 14112618, 28225236]

約数ペア:

[(1, 28225236), (2, 14112618), (3, 9408412), (4, 7056309), (6, 4704206), (12, 2352103), (13, 2171172), (17, 1660308), (26, 1085586), (29, 973284), (34, 830154), (39, 723724), (51, 553436), (52, 542793), (58, 486642), (68, 415077), (78, 361862), (87, 324428), (102, 276718), (116, 243321), (156, 180931), (174, 162214), (204, 138359), (221, 127716), (348, 81107), (367, 76908), (377, 74868), (442, 63858), (493, 57252), (663, 42572), (734, 38454), (754, 37434), (884, 31929), (986, 28626), (1101, 25636), (1131, 24956), (1326, 21286), (1468, 19227), (1479, 19084), (1508, 18717), (1972, 14313), (2202, 12818), (2262, 12478), (2652, 10643), (2958, 9542), (4404, 6409), (4524, 6239), (4771, 5916)]