81185958

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2293}}^1$

素因数の和:2589

約数の個数: 48

約数和(自身を含む): 201835296

約数和(自身を除く): 120649338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 281, 562, 843, 1686, 1967, 2293, 2529, 3934, 4586, 5058, 5901, 6879, 11802, 13758, 16051, 17703, 20637, 32102, 35406, 41274, 48153, 96306, 144459, 288918, 644333, 1288666, 1932999, 3865998, 4510331, 5798997, 9020662, 11597994, 13530993, 27061986, 40592979, 81185958]

約数ペア:

[(1, 81185958), (2, 40592979), (3, 27061986), (6, 13530993), (7, 11597994), (9, 9020662), (14, 5798997), (18, 4510331), (21, 3865998), (42, 1932999), (63, 1288666), (126, 644333), (281, 288918), (562, 144459), (843, 96306), (1686, 48153), (1967, 41274), (2293, 35406), (2529, 32102), (3934, 20637), (4586, 17703), (5058, 16051), (5901, 13758), (6879, 11802)]