12912170876

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{264139}}^1$

素因数の和:264266

約数の個数: 36

約数和(自身を含む): 25083262680

約数和(自身を除く): 12171091804

約数列:

[1, 2, 4, 11, 22, 44, 101, 121, 202, 242, 404, 484, 1111, 2222, 4444, 12221, 24442, 48884, 264139, 528278, 1056556, 2905529, 5811058, 11622116, 26678039, 31960819, 53356078, 63921638, 106712156, 127843276, 293458429, 586916858, 1173833716, 3228042719, 6456085438, 12912170876]

約数ペア:

[(1, 12912170876), (2, 6456085438), (4, 3228042719), (11, 1173833716), (22, 586916858), (44, 293458429), (101, 127843276), (121, 106712156), (202, 63921638), (242, 53356078), (404, 31960819), (484, 26678039), (1111, 11622116), (2222, 5811058), (4444, 2905529), (12221, 1056556), (24442, 528278), (48884, 264139)]