65781585

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28663}}^1$

素因数の和:28694

約数の個数: 32

約数和(自身を含む): 123828480

約数和(自身を除く): 58046895

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 28663, 85989, 143315, 257967, 429945, 487271, 773901, 1289835, 1461813, 2436355, 3869505, 4385439, 7309065, 13156317, 21927195, 65781585]

約数ペア:

[(1, 65781585), (3, 21927195), (5, 13156317), (9, 7309065), (15, 4385439), (17, 3869505), (27, 2436355), (45, 1461813), (51, 1289835), (85, 773901), (135, 487271), (153, 429945), (255, 257967), (459, 143315), (765, 85989), (2295, 28663)]