9981015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 17563392

約数和(自身を除く): 7582377

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 241, 251, 723, 753, 1205, 1255, 2651, 2761, 3615, 3765, 7953, 8283, 13255, 13805, 39765, 41415, 60491, 181473, 302455, 665401, 907365, 1996203, 3327005, 9981015]

約数ペア:

[(1, 9981015), (3, 3327005), (5, 1996203), (11, 907365), (15, 665401), (33, 302455), (55, 181473), (165, 60491), (241, 41415), (251, 39765), (723, 13805), (753, 13255), (1205, 8283), (1255, 7953), (2651, 3765), (2761, 3615)]