54371865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{213223}}^1$

素因数の和:213248

約数の個数: 16

約数和(自身を含む): 92112768

約数和(自身を除く): 37740903

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 213223, 639669, 1066115, 3198345, 3624791, 10874373, 18123955, 54371865]

約数ペア:

[(1, 54371865), (3, 18123955), (5, 10874373), (15, 3624791), (17, 3198345), (51, 1066115), (85, 639669), (255, 213223)]