39863745

素因数分解:

$3^4\times 5^1\times {\mathrm{98429}}^1$

素因数の和:98446

約数の個数: 20

約数和(自身を含む): 71460180

約数和(自身を除く): 31596435

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 98429, 295287, 492145, 885861, 1476435, 2657583, 4429305, 7972749, 13287915, 39863745]

約数ペア:

[(1, 39863745), (3, 13287915), (5, 7972749), (9, 4429305), (15, 2657583), (27, 1476435), (45, 885861), (81, 492145), (135, 295287), (405, 98429)]