28406952

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 88732800

約数和(自身を除く): 60325848

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 157, 168, 252, 314, 359, 471, 504, 628, 718, 942, 1077, 1099, 1256, 1413, 1436, 1884, 2154, 2198, 2513, 2826, 2872, 3231, 3297, 3768, 4308, 4396, 5026, 5652, 6462, 6594, 7539, 8616, 8792, 9891, 10052, 11304, 12924, 13188, 15078, 19782, 20104, 22617, 25848, 26376, 30156, 39564, 45234, 56363, 60312, 79128, 90468, 112726, 169089, 180936, 225452, 338178, 394541, 450904, 507267, 676356, 789082, 1014534, 1183623, 1352712, 1578164, 2029068, 2367246, 3156328, 3550869, 4058136, 4734492, 7101738, 9468984, 14203476, 28406952]

約数ペア:

[(1, 28406952), (2, 14203476), (3, 9468984), (4, 7101738), (6, 4734492), (7, 4058136), (8, 3550869), (9, 3156328), (12, 2367246), (14, 2029068), (18, 1578164), (21, 1352712), (24, 1183623), (28, 1014534), (36, 789082), (42, 676356), (56, 507267), (63, 450904), (72, 394541), (84, 338178), (126, 225452), (157, 180936), (168, 169089), (252, 112726), (314, 90468), (359, 79128), (471, 60312), (504, 56363), (628, 45234), (718, 39564), (942, 30156), (1077, 26376), (1099, 25848), (1256, 22617), (1413, 20104), (1436, 19782), (1884, 15078), (2154, 13188), (2198, 12924), (2513, 11304), (2826, 10052), (2872, 9891), (3231, 8792), (3297, 8616), (3768, 7539), (4308, 6594), (4396, 6462), (5026, 5652)]