28223604

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:565

約数の個数: 72

約数和(自身を含む): 76422528

約数和(自身を除く): 48198924

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 107, 153, 204, 214, 306, 321, 428, 431, 612, 642, 862, 963, 1284, 1293, 1724, 1819, 1926, 2586, 3638, 3852, 3879, 5172, 5457, 7276, 7327, 7758, 10914, 14654, 15516, 16371, 21828, 21981, 29308, 32742, 43962, 46117, 65484, 65943, 87924, 92234, 131886, 138351, 184468, 263772, 276702, 415053, 553404, 783989, 830106, 1567978, 1660212, 2351967, 3135956, 4703934, 7055901, 9407868, 14111802, 28223604]

約数ペア:

[(1, 28223604), (2, 14111802), (3, 9407868), (4, 7055901), (6, 4703934), (9, 3135956), (12, 2351967), (17, 1660212), (18, 1567978), (34, 830106), (36, 783989), (51, 553404), (68, 415053), (102, 276702), (107, 263772), (153, 184468), (204, 138351), (214, 131886), (306, 92234), (321, 87924), (428, 65943), (431, 65484), (612, 46117), (642, 43962), (862, 32742), (963, 29308), (1284, 21981), (1293, 21828), (1724, 16371), (1819, 15516), (1926, 14654), (2586, 10914), (3638, 7758), (3852, 7327), (3879, 7276), (5172, 5457)]