28221072

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 82723872

約数和(自身を除く): 54502800

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 43, 44, 48, 66, 86, 88, 113, 121, 129, 132, 172, 176, 226, 242, 258, 264, 339, 344, 363, 452, 473, 484, 516, 528, 678, 688, 726, 904, 946, 968, 1032, 1243, 1356, 1419, 1452, 1808, 1892, 1936, 2064, 2486, 2712, 2838, 2904, 3729, 3784, 4859, 4972, 5203, 5424, 5676, 5808, 7458, 7568, 9718, 9944, 10406, 11352, 13673, 14577, 14916, 15609, 19436, 19888, 20812, 22704, 27346, 29154, 29832, 31218, 38872, 41019, 41624, 53449, 54692, 58308, 59664, 62436, 77744, 82038, 83248, 106898, 109384, 116616, 124872, 160347, 164076, 213796, 218768, 233232, 249744, 320694, 328152, 427592, 587939, 641388, 656304, 855184, 1175878, 1282776, 1763817, 2351756, 2565552, 3527634, 4703512, 7055268, 9407024, 14110536, 28221072]

約数ペア:

[(1, 28221072), (2, 14110536), (3, 9407024), (4, 7055268), (6, 4703512), (8, 3527634), (11, 2565552), (12, 2351756), (16, 1763817), (22, 1282776), (24, 1175878), (33, 855184), (43, 656304), (44, 641388), (48, 587939), (66, 427592), (86, 328152), (88, 320694), (113, 249744), (121, 233232), (129, 218768), (132, 213796), (172, 164076), (176, 160347), (226, 124872), (242, 116616), (258, 109384), (264, 106898), (339, 83248), (344, 82038), (363, 77744), (452, 62436), (473, 59664), (484, 58308), (516, 54692), (528, 53449), (678, 41624), (688, 41019), (726, 38872), (904, 31218), (946, 29832), (968, 29154), (1032, 27346), (1243, 22704), (1356, 20812), (1419, 19888), (1452, 19436), (1808, 15609), (1892, 14916), (1936, 14577), (2064, 13673), (2486, 11352), (2712, 10406), (2838, 9944), (2904, 9718), (3729, 7568), (3784, 7458), (4859, 5808), (4972, 5676), (5203, 5424)]