81411236

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{2609}}^1$

素因数の和:2911

約数の個数: 24

約数和(自身を含む): 147987000

約数和(自身を除く): 66575764

約数列:

[1, 2, 4, 29, 58, 116, 269, 538, 1076, 2609, 5218, 7801, 10436, 15602, 31204, 75661, 151322, 302644, 701821, 1403642, 2807284, 20352809, 40705618, 81411236]

約数ペア:

[(1, 81411236), (2, 40705618), (4, 20352809), (29, 2807284), (58, 1403642), (116, 701821), (269, 302644), (538, 151322), (1076, 75661), (2609, 31204), (5218, 15602), (7801, 10436)]