38993335

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{739}}^1$

素因数の和:978

約数の個数: 16

約数和(自身を含む): 47898720

約数和(自身を除く): 8905385

約数列:

[1, 5, 61, 173, 305, 739, 865, 3695, 10553, 45079, 52765, 127847, 225395, 639235, 7798667, 38993335]

約数ペア:

[(1, 38993335), (5, 7798667), (61, 639235), (173, 225395), (305, 127847), (739, 52765), (865, 45079), (3695, 10553)]