127847223

素因数分解:

$3^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{2213}}^1$

素因数の和:2364

約数の個数: 36

約数和(自身を含む): 216555768

約数和(自身を除く): 88708545

約数列:

[1, 3, 7, 9, 21, 49, 63, 131, 147, 393, 441, 917, 1179, 2213, 2751, 6419, 6639, 8253, 15491, 19257, 19917, 46473, 57771, 108437, 139419, 289903, 325311, 869709, 975933, 2029321, 2609127, 6087963, 14205247, 18263889, 42615741, 127847223]

約数ペア:

[(1, 127847223), (3, 42615741), (7, 18263889), (9, 14205247), (21, 6087963), (49, 2609127), (63, 2029321), (131, 975933), (147, 869709), (393, 325311), (441, 289903), (917, 139419), (1179, 108437), (2213, 57771), (2751, 46473), (6419, 19917), (6639, 19257), (8253, 15491)]