61877115

素因数分解:

$3^4\times 5^1\times {\mathrm{152783}}^1$

素因数の和:152800

約数の個数: 20

約数和(自身を含む): 110921184

約数和(自身を除く): 49044069

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 152783, 458349, 763915, 1375047, 2291745, 4125141, 6875235, 12375423, 20625705, 61877115]

約数ペア:

[(1, 61877115), (3, 20625705), (5, 12375423), (9, 6875235), (15, 4125141), (27, 2291745), (45, 1375047), (81, 763915), (135, 458349), (405, 152783)]