28463435

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 64

約数和(自身を含む): 47222784

約数和(自身を除く): 18759349

約数列:

[1, 5, 7, 11, 13, 35, 47, 55, 65, 77, 91, 121, 143, 235, 329, 385, 455, 517, 605, 611, 715, 847, 1001, 1331, 1573, 1645, 2585, 3055, 3619, 4235, 4277, 5005, 5687, 6655, 6721, 7865, 9317, 11011, 17303, 18095, 21385, 28435, 33605, 39809, 46585, 47047, 55055, 62557, 73931, 86515, 121121, 199045, 235235, 312785, 369655, 437899, 517517, 605605, 813241, 2189495, 2587585, 4066205, 5692687, 28463435]

約数ペア:

[(1, 28463435), (5, 5692687), (7, 4066205), (11, 2587585), (13, 2189495), (35, 813241), (47, 605605), (55, 517517), (65, 437899), (77, 369655), (91, 312785), (121, 235235), (143, 199045), (235, 121121), (329, 86515), (385, 73931), (455, 62557), (517, 55055), (605, 47047), (611, 46585), (715, 39809), (847, 33605), (1001, 28435), (1331, 21385), (1573, 18095), (1645, 17303), (2585, 11011), (3055, 9317), (3619, 7865), (4235, 6721), (4277, 6655), (5005, 5687)]