201116331

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1361}}^1$

素因数の和:1804

約数の個数: 32

約数和(自身を含む): 321867840

約数和(自身を除く): 120751509

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 421, 1263, 1361, 3789, 4083, 5473, 11367, 12249, 16419, 17693, 36747, 49257, 53079, 147771, 159237, 477711, 572981, 1718943, 5156829, 7448753, 15470487, 22346259, 67038777, 201116331]

約数ペア:

[(1, 201116331), (3, 67038777), (9, 22346259), (13, 15470487), (27, 7448753), (39, 5156829), (117, 1718943), (351, 572981), (421, 477711), (1263, 159237), (1361, 147771), (3789, 53079), (4083, 49257), (5473, 36747), (11367, 17693), (12249, 16419)]