128535706

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2521}}^1$

素因数の和:2626

約数の個数: 32

約数和(自身を含む): 217356048

約数和(自身を除く): 88820342

約数列:

[1, 2, 13, 26, 37, 53, 74, 106, 481, 689, 962, 1378, 1961, 2521, 3922, 5042, 25493, 32773, 50986, 65546, 93277, 133613, 186554, 267226, 1212601, 1736969, 2425202, 3473938, 4943681, 9887362, 64267853, 128535706]

約数ペア:

[(1, 128535706), (2, 64267853), (13, 9887362), (26, 4943681), (37, 3473938), (53, 2425202), (74, 1736969), (106, 1212601), (481, 267226), (689, 186554), (962, 133613), (1378, 93277), (1961, 65546), (2521, 50986), (3922, 32773), (5042, 25493)]