129783908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{9871}}^1$

素因数の和:10067

約数の個数: 24

約数和(自身を含む): 240481920

約数和(自身を除く): 110698012

約数列:

[1, 2, 4, 19, 38, 76, 173, 346, 692, 3287, 6574, 9871, 13148, 19742, 39484, 187549, 375098, 750196, 1707683, 3415366, 6830732, 32445977, 64891954, 129783908]

約数ペア:

[(1, 129783908), (2, 64891954), (4, 32445977), (19, 6830732), (38, 3415366), (76, 1707683), (173, 750196), (346, 375098), (692, 187549), (3287, 39484), (6574, 19742), (9871, 13148)]