28428504

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 79231680

約数和(自身を除く): 50803176

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 78, 86, 104, 129, 156, 163, 169, 172, 258, 312, 326, 338, 344, 489, 507, 516, 559, 652, 676, 978, 1014, 1032, 1118, 1304, 1352, 1677, 1956, 2028, 2119, 2236, 3354, 3912, 4056, 4238, 4472, 6357, 6708, 7009, 7267, 8476, 12714, 13416, 14018, 14534, 16952, 21027, 21801, 25428, 27547, 28036, 29068, 42054, 43602, 50856, 55094, 56072, 58136, 82641, 84108, 87204, 91117, 110188, 165282, 168216, 174408, 182234, 220376, 273351, 330564, 364468, 546702, 661128, 728936, 1093404, 1184521, 2186808, 2369042, 3553563, 4738084, 7107126, 9476168, 14214252, 28428504]

約数ペア:

[(1, 28428504), (2, 14214252), (3, 9476168), (4, 7107126), (6, 4738084), (8, 3553563), (12, 2369042), (13, 2186808), (24, 1184521), (26, 1093404), (39, 728936), (43, 661128), (52, 546702), (78, 364468), (86, 330564), (104, 273351), (129, 220376), (156, 182234), (163, 174408), (169, 168216), (172, 165282), (258, 110188), (312, 91117), (326, 87204), (338, 84108), (344, 82641), (489, 58136), (507, 56072), (516, 55094), (559, 50856), (652, 43602), (676, 42054), (978, 29068), (1014, 28036), (1032, 27547), (1118, 25428), (1304, 21801), (1352, 21027), (1677, 16952), (1956, 14534), (2028, 14018), (2119, 13416), (2236, 12714), (3354, 8476), (3912, 7267), (4056, 7009), (4238, 6708), (4472, 6357)]