268678384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{12541}}^1$

素因数の和:12665

約数の個数: 40

約数和(自身を含む): 566095712

約数和(自身を除く): 297417328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 1339, 1648, 2678, 5356, 10712, 12541, 21424, 25082, 50164, 100328, 163033, 200656, 326066, 652132, 1291723, 1304264, 2583446, 2608528, 5166892, 10333784, 16792399, 20667568, 33584798, 67169596, 134339192, 268678384]

約数ペア:

[(1, 268678384), (2, 134339192), (4, 67169596), (8, 33584798), (13, 20667568), (16, 16792399), (26, 10333784), (52, 5166892), (103, 2608528), (104, 2583446), (206, 1304264), (208, 1291723), (412, 652132), (824, 326066), (1339, 200656), (1648, 163033), (2678, 100328), (5356, 50164), (10712, 25082), (12541, 21424)]