12662991

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3457}}^1$

素因数の和:3511

約数の個数: 24

約数和(自身を含む): 20499024

約数和(自身を除く): 7836033

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3457, 3663, 10371, 31113, 38027, 114081, 127909, 342243, 383727, 1151181, 1406999, 4220997, 12662991]

約数ペア:

[(1, 12662991), (3, 4220997), (9, 1406999), (11, 1151181), (33, 383727), (37, 342243), (99, 127909), (111, 114081), (333, 38027), (407, 31113), (1221, 10371), (3457, 3663)]