315057195

素因数分解:

$3^4\times 5^1\times {\mathrm{777919}}^1$

素因数の和:777936

約数の個数: 20

約数和(自身を含む): 564769920

約数和(自身を除く): 249712725

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 777919, 2333757, 3889595, 7001271, 11668785, 21003813, 35006355, 63011439, 105019065, 315057195]

約数ペア:

[(1, 315057195), (3, 105019065), (5, 63011439), (9, 35006355), (15, 21003813), (27, 11668785), (45, 7001271), (81, 3889595), (135, 2333757), (405, 777919)]