78812643

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 132814080

約数和(自身を除く): 54001437

約数列:

[1, 3, 7, 13, 21, 39, 53, 91, 159, 169, 273, 371, 419, 507, 689, 1113, 1183, 1257, 2067, 2933, 3549, 4823, 5447, 8799, 8957, 14469, 16341, 22207, 26871, 38129, 62699, 66621, 70811, 114387, 155449, 188097, 212433, 288691, 466347, 495677, 866073, 1487031, 2020837, 3752983, 6062511, 11258949, 26270881, 78812643]

約数ペア:

[(1, 78812643), (3, 26270881), (7, 11258949), (13, 6062511), (21, 3752983), (39, 2020837), (53, 1487031), (91, 866073), (159, 495677), (169, 466347), (273, 288691), (371, 212433), (419, 188097), (507, 155449), (689, 114387), (1113, 70811), (1183, 66621), (1257, 62699), (2067, 38129), (2933, 26871), (3549, 22207), (4823, 16341), (5447, 14469), (8799, 8957)]