7998809

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 10389960

約数和(自身を除く): 2391151

約数列:

[1, 7, 13, 29, 49, 91, 203, 377, 433, 637, 1421, 2639, 3031, 5629, 12557, 18473, 21217, 39403, 87899, 163241, 275821, 615293, 1142687, 7998809]

約数ペア:

[(1, 7998809), (7, 1142687), (13, 615293), (29, 275821), (49, 163241), (91, 87899), (203, 39403), (377, 21217), (433, 18473), (637, 12557), (1421, 5629), (2639, 3031)]