201639998

素因数分解:

$2^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{8609}}^1$

素因数の和:8864

約数の個数: 24

約数和(自身を含む): 353354400

約数和(自身を除く): 151714402

約数列:

[1, 2, 7, 14, 49, 98, 239, 478, 1673, 3346, 8609, 11711, 17218, 23422, 60263, 120526, 421841, 843682, 2057551, 4115102, 14402857, 28805714, 100819999, 201639998]

約数ペア:

[(1, 201639998), (2, 100819999), (7, 28805714), (14, 14402857), (49, 4115102), (98, 2057551), (239, 843682), (478, 421841), (1673, 120526), (3346, 60263), (8609, 23422), (11711, 17218)]