69720189

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43117}}^1$

素因数の和:43145

約数の個数: 24

約数和(自身を含む): 117970848

約数和(自身を除く): 48250659

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 43117, 129351, 301819, 474287, 905457, 1422861, 2112733, 3320009, 6338199, 9960027, 23240063, 69720189]

約数ペア:

[(1, 69720189), (3, 23240063), (7, 9960027), (11, 6338199), (21, 3320009), (33, 2112733), (49, 1422861), (77, 905457), (147, 474287), (231, 301819), (539, 129351), (1617, 43117)]