28947204

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5623}}^1$

素因数の和:5657

約数の個数: 72

約数和(自身を含む): 85979712

約数和(自身を除く): 57032508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 5148, 5623, 11246, 16869, 22492, 33738, 50607, 61853, 67476, 73099, 101214, 123706, 146198, 185559, 202428, 219297, 247412, 292396, 371118, 438594, 556677, 657891, 742236, 804089, 877188, 1113354, 1315782, 1608178, 2226708, 2412267, 2631564, 3216356, 4824534, 7236801, 9649068, 14473602, 28947204]

約数ペア:

[(1, 28947204), (2, 14473602), (3, 9649068), (4, 7236801), (6, 4824534), (9, 3216356), (11, 2631564), (12, 2412267), (13, 2226708), (18, 1608178), (22, 1315782), (26, 1113354), (33, 877188), (36, 804089), (39, 742236), (44, 657891), (52, 556677), (66, 438594), (78, 371118), (99, 292396), (117, 247412), (132, 219297), (143, 202428), (156, 185559), (198, 146198), (234, 123706), (286, 101214), (396, 73099), (429, 67476), (468, 61853), (572, 50607), (858, 33738), (1287, 22492), (1716, 16869), (2574, 11246), (5148, 5623)]