28158354

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 112

約数和(自身を含む): 75548160

約数和(自身を除く): 47389806

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 81, 89, 93, 126, 162, 178, 186, 189, 217, 243, 267, 279, 378, 434, 486, 534, 558, 567, 623, 651, 729, 801, 837, 1134, 1246, 1302, 1458, 1602, 1674, 1701, 1869, 1953, 2403, 2511, 2759, 3402, 3738, 3906, 4806, 5022, 5103, 5518, 5607, 5859, 7209, 7533, 8277, 10206, 11214, 11718, 14418, 15066, 16554, 16821, 17577, 19313, 21627, 22599, 24831, 33642, 35154, 38626, 43254, 45198, 49662, 50463, 52731, 57939, 64881, 74493, 100926, 105462, 115878, 129762, 148986, 151389, 158193, 173817, 223479, 302778, 316386, 347634, 446958, 454167, 521451, 670437, 908334, 1042902, 1340874, 1564353, 2011311, 3128706, 4022622, 4693059, 9386118, 14079177, 28158354]

約数ペア:

[(1, 28158354), (2, 14079177), (3, 9386118), (6, 4693059), (7, 4022622), (9, 3128706), (14, 2011311), (18, 1564353), (21, 1340874), (27, 1042902), (31, 908334), (42, 670437), (54, 521451), (62, 454167), (63, 446958), (81, 347634), (89, 316386), (93, 302778), (126, 223479), (162, 173817), (178, 158193), (186, 151389), (189, 148986), (217, 129762), (243, 115878), (267, 105462), (279, 100926), (378, 74493), (434, 64881), (486, 57939), (534, 52731), (558, 50463), (567, 49662), (623, 45198), (651, 43254), (729, 38626), (801, 35154), (837, 33642), (1134, 24831), (1246, 22599), (1302, 21627), (1458, 19313), (1602, 17577), (1674, 16821), (1701, 16554), (1869, 15066), (1953, 14418), (2403, 11718), (2511, 11214), (2759, 10206), (3402, 8277), (3738, 7533), (3906, 7209), (4806, 5859), (5022, 5607), (5103, 5518)]