1221711342

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{2867867}}^1$

素因数の和:2867943

約数の個数: 16

約数和(自身を含む): 2477837952

約数和(自身を除く): 1256126610

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 2867867, 5735734, 8603601, 17207202, 203618557, 407237114, 610855671, 1221711342]

約数ペア:

[(1, 1221711342), (2, 610855671), (3, 407237114), (6, 203618557), (71, 17207202), (142, 8603601), (213, 5735734), (426, 2867867)]