16747965

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3181}}^1$

素因数の和:3211

約数の個数: 40

約数和(自身を含む): 32341848

約数和(自身を除く): 15593883

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 3181, 5265, 9543, 15905, 28629, 41353, 47715, 85887, 124059, 143145, 206765, 257661, 372177, 429435, 620295, 1116531, 1288305, 1860885, 3349593, 5582655, 16747965]

約数ペア:

[(1, 16747965), (3, 5582655), (5, 3349593), (9, 1860885), (13, 1288305), (15, 1116531), (27, 620295), (39, 429435), (45, 372177), (65, 257661), (81, 206765), (117, 143145), (135, 124059), (195, 85887), (351, 47715), (405, 41353), (585, 28629), (1053, 15905), (1755, 9543), (3181, 5265)]