13725915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2143}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 25522176

約数和(自身を除く): 11796261

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 2143, 6405, 6429, 10715, 15001, 32145, 45003, 75005, 130723, 225015, 392169, 653615, 915061, 1960845, 2745183, 4575305, 13725915]

約数ペア:

[(1, 13725915), (3, 4575305), (5, 2745183), (7, 1960845), (15, 915061), (21, 653615), (35, 392169), (61, 225015), (105, 130723), (183, 75005), (305, 45003), (427, 32145), (915, 15001), (1281, 10715), (2135, 6429), (2143, 6405)]