66686564

素因数分解:

$2^2\times 7^1\times {\mathrm{1427}}^1\times {\mathrm{1669}}^1$

素因数の和:3107

約数の個数: 24

約数和(自身を含む): 133546560

約数和(自身を除く): 66859996

約数列:

[1, 2, 4, 7, 14, 28, 1427, 1669, 2854, 3338, 5708, 6676, 9989, 11683, 19978, 23366, 39956, 46732, 2381663, 4763326, 9526652, 16671641, 33343282, 66686564]

約数ペア:

[(1, 66686564), (2, 33343282), (4, 16671641), (7, 9526652), (14, 4763326), (28, 2381663), (1427, 46732), (1669, 39956), (2854, 23366), (3338, 19978), (5708, 11683), (6676, 9989)]