64472499

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78721}}^1$

素因数の和:78747

約数の個数: 24

約数和(自身を含む): 114619232

約数和(自身を除く): 50146733

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 78721, 236163, 551047, 708489, 1023373, 1653141, 3070119, 4959423, 7163611, 9210357, 21490833, 64472499]

約数ペア:

[(1, 64472499), (3, 21490833), (7, 9210357), (9, 7163611), (13, 4959423), (21, 3070119), (39, 1653141), (63, 1023373), (91, 708489), (117, 551047), (273, 236163), (819, 78721)]