39847545

素因数分解:

$3^4\times 5^1\times {\mathrm{98389}}^1$

素因数の和:98406

約数の個数: 20

約数和(自身を含む): 71431140

約数和(自身を除く): 31583595

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 98389, 295167, 491945, 885501, 1475835, 2656503, 4427505, 7969509, 13282515, 39847545]

約数ペア:

[(1, 39847545), (3, 13282515), (5, 7969509), (9, 4427505), (15, 2656503), (27, 1475835), (45, 885501), (81, 491945), (135, 295167), (405, 98389)]