173632420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{667817}}^1$

素因数の和:667839

約数の個数: 24

約数和(自身を含む): 392676984

約数和(自身を除く): 219044564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 667817, 1335634, 2671268, 3339085, 6678170, 8681621, 13356340, 17363242, 34726484, 43408105, 86816210, 173632420]

約数ペア:

[(1, 173632420), (2, 86816210), (4, 43408105), (5, 34726484), (10, 17363242), (13, 13356340), (20, 8681621), (26, 6678170), (52, 3339085), (65, 2671268), (130, 1335634), (260, 667817)]