39121285

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 57196800

約数和(自身を除く): 18075515

約数列:

[1, 5, 7, 19, 35, 89, 95, 133, 445, 623, 661, 665, 1691, 3115, 3305, 4627, 8455, 11837, 12559, 23135, 58829, 59185, 62795, 87913, 294145, 411803, 439565, 1117751, 2059015, 5588755, 7824257, 39121285]

約数ペア:

[(1, 39121285), (5, 7824257), (7, 5588755), (19, 2059015), (35, 1117751), (89, 439565), (95, 411803), (133, 294145), (445, 87913), (623, 62795), (661, 59185), (665, 58829), (1691, 23135), (3115, 12559), (3305, 11837), (4627, 8455)]