978889587

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1\times {\mathrm{15619}}^1$

素因数の和:17242

約数の個数: 16

約数和(自身を含む): 1406549760

約数和(自身を除く): 427660173

約数列:

[1, 3, 13, 39, 1607, 4821, 15619, 20891, 46857, 62673, 203047, 609141, 25099733, 75299199, 326296529, 978889587]

約数ペア:

[(1, 978889587), (3, 326296529), (13, 75299199), (39, 25099733), (1607, 609141), (4821, 203047), (15619, 62673), (20891, 46857)]