389348535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{877}}^1\times {\mathrm{1741}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 660733632

約数和(自身を除く): 271385097

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 877, 1741, 2631, 4385, 5223, 8705, 13155, 14909, 26115, 29597, 44727, 74545, 88791, 147985, 223635, 443955, 1526857, 4580571, 7634285, 22902855, 25956569, 77869707, 129782845, 389348535]

約数ペア:

[(1, 389348535), (3, 129782845), (5, 77869707), (15, 25956569), (17, 22902855), (51, 7634285), (85, 4580571), (255, 1526857), (877, 443955), (1741, 223635), (2631, 147985), (4385, 88791), (5223, 74545), (8705, 44727), (13155, 29597), (14909, 26115)]