67647608

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{7411}}^1$

素因数の和:7587

約数の個数: 32

約数和(自身を含む): 145868160

約数和(自身を除く): 78220552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 326, 652, 1141, 1304, 2282, 4564, 7411, 9128, 14822, 29644, 51877, 59288, 103754, 207508, 415016, 1207993, 2415986, 4831972, 8455951, 9663944, 16911902, 33823804, 67647608]

約数ペア:

[(1, 67647608), (2, 33823804), (4, 16911902), (7, 9663944), (8, 8455951), (14, 4831972), (28, 2415986), (56, 1207993), (163, 415016), (326, 207508), (652, 103754), (1141, 59288), (1304, 51877), (2282, 29644), (4564, 14822), (7411, 9128)]