28937128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 67728960

約数和(自身を除く): 38791832

約数列:

[1, 2, 4, 8, 11, 17, 22, 23, 29, 34, 44, 46, 58, 68, 88, 92, 116, 136, 184, 187, 232, 253, 319, 374, 391, 493, 506, 638, 667, 748, 782, 841, 986, 1012, 1276, 1334, 1496, 1564, 1682, 1972, 2024, 2552, 2668, 3128, 3364, 3944, 4301, 5336, 5423, 6728, 7337, 8602, 9251, 10846, 11339, 14297, 14674, 17204, 18502, 19343, 21692, 22678, 28594, 29348, 34408, 37004, 38686, 43384, 45356, 57188, 58696, 74008, 77372, 90712, 114376, 124729, 154744, 157267, 212773, 249458, 314534, 328831, 425546, 498916, 629068, 657662, 851092, 997832, 1258136, 1315324, 1702184, 2630648, 3617141, 7234282, 14468564, 28937128]

約数ペア:

[(1, 28937128), (2, 14468564), (4, 7234282), (8, 3617141), (11, 2630648), (17, 1702184), (22, 1315324), (23, 1258136), (29, 997832), (34, 851092), (44, 657662), (46, 629068), (58, 498916), (68, 425546), (88, 328831), (92, 314534), (116, 249458), (136, 212773), (184, 157267), (187, 154744), (232, 124729), (253, 114376), (319, 90712), (374, 77372), (391, 74008), (493, 58696), (506, 57188), (638, 45356), (667, 43384), (748, 38686), (782, 37004), (841, 34408), (986, 29348), (1012, 28594), (1276, 22678), (1334, 21692), (1496, 19343), (1564, 18502), (1682, 17204), (1972, 14674), (2024, 14297), (2552, 11339), (2668, 10846), (3128, 9251), (3364, 8602), (3944, 7337), (4301, 6728), (5336, 5423)]