161390481

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{6163}}^1$

素因数の和:6245

約数の個数: 32

約数和(自身を含む): 260367360

約数和(自身を除く): 98976879

約数列:

[1, 3, 7, 21, 29, 43, 87, 129, 203, 301, 609, 903, 1247, 3741, 6163, 8729, 18489, 26187, 43141, 129423, 178727, 265009, 536181, 795027, 1251089, 1855063, 3753267, 5565189, 7685261, 23055783, 53796827, 161390481]

約数ペア:

[(1, 161390481), (3, 53796827), (7, 23055783), (21, 7685261), (29, 5565189), (43, 3753267), (87, 1855063), (129, 1251089), (203, 795027), (301, 536181), (609, 265009), (903, 178727), (1247, 129423), (3741, 43141), (6163, 26187), (8729, 18489)]