16677915

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 28358400

約数和(自身を除く): 11680485

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 421, 695, 1263, 2085, 2105, 2641, 6315, 7923, 7999, 13205, 23997, 39615, 39995, 58519, 119985, 175557, 292595, 877785, 1111861, 3335583, 5559305, 16677915]

約数ペア:

[(1, 16677915), (3, 5559305), (5, 3335583), (15, 1111861), (19, 877785), (57, 292595), (95, 175557), (139, 119985), (285, 58519), (417, 39995), (421, 39615), (695, 23997), (1263, 13205), (2085, 7999), (2105, 7923), (2641, 6315)]