20161217985

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{58438313}}^1$

素因数の和:58438344

約数の個数: 16

約数和(自身を含む): 33660468864

約数和(自身を除く): 13499250879

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 58438313, 175314939, 292191565, 876574695, 1344081199, 4032243597, 6720405995, 20161217985]

約数ペア:

[(1, 20161217985), (3, 6720405995), (5, 4032243597), (15, 1344081199), (23, 876574695), (69, 292191565), (115, 175314939), (345, 58438313)]