68381481

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1847}}^1$

素因数の和:1941

約数の個数: 32

約数和(自身を含む): 109283328

約数和(自身を除く): 40901847

約数列:

[1, 3, 7, 21, 41, 43, 123, 129, 287, 301, 861, 903, 1763, 1847, 5289, 5541, 12341, 12929, 37023, 38787, 75727, 79421, 227181, 238263, 530089, 555947, 1590267, 1667841, 3256261, 9768783, 22793827, 68381481]

約数ペア:

[(1, 68381481), (3, 22793827), (7, 9768783), (21, 3256261), (41, 1667841), (43, 1590267), (123, 555947), (129, 530089), (287, 238263), (301, 227181), (861, 79421), (903, 75727), (1763, 38787), (1847, 37023), (5289, 12929), (5541, 12341)]