67220764

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{99439}}^1$

素因数の和:99469

約数の個数: 18

約数和(自身を含む): 127382640

約数和(自身を除く): 60161876

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 99439, 198878, 397756, 1292707, 2585414, 5170828, 16805191, 33610382, 67220764]

約数ペア:

[(1, 67220764), (2, 33610382), (4, 16805191), (13, 5170828), (26, 2585414), (52, 1292707), (169, 397756), (338, 198878), (676, 99439)]