388558995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1231}}^1\times {\mathrm{1913}}^1$

素因数の和:3163

約数の個数: 32

約数和(自身を含む): 679117824

約数和(自身を除く): 290558829

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 1231, 1913, 3693, 5739, 6155, 9565, 13541, 18465, 21043, 28695, 40623, 63129, 67705, 105215, 203115, 315645, 2354903, 7064709, 11774515, 25903933, 35323545, 77711799, 129519665, 388558995]

約数ペア:

[(1, 388558995), (3, 129519665), (5, 77711799), (11, 35323545), (15, 25903933), (33, 11774515), (55, 7064709), (165, 2354903), (1231, 315645), (1913, 203115), (3693, 105215), (5739, 67705), (6155, 63129), (9565, 40623), (13541, 28695), (18465, 21043)]