55991663

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 72912000

約数和(自身を除く): 16920337

約数列:

[1, 7, 13, 29, 49, 91, 203, 343, 377, 433, 637, 1421, 2639, 3031, 4459, 5629, 9947, 12557, 18473, 21217, 39403, 87899, 129311, 148519, 163241, 275821, 615293, 1142687, 1930747, 4307051, 7998809, 55991663]

約数ペア:

[(1, 55991663), (7, 7998809), (13, 4307051), (29, 1930747), (49, 1142687), (91, 615293), (203, 275821), (343, 163241), (377, 148519), (433, 129311), (637, 87899), (1421, 39403), (2639, 21217), (3031, 18473), (4459, 12557), (5629, 9947)]