81161262

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49549}}^1$

素因数の和:49577

約数の個数: 48

約数和(自身を含む): 216434400

約数和(自身を除く): 135273138

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 49549, 99098, 148647, 297294, 346843, 445941, 644137, 693686, 891882, 1040529, 1288274, 1932411, 2081058, 3121587, 3864822, 4508959, 5797233, 6243174, 9017918, 11594466, 13526877, 27053754, 40580631, 81161262]

約数ペア:

[(1, 81161262), (2, 40580631), (3, 27053754), (6, 13526877), (7, 11594466), (9, 9017918), (13, 6243174), (14, 5797233), (18, 4508959), (21, 3864822), (26, 3121587), (39, 2081058), (42, 1932411), (63, 1288274), (78, 1040529), (91, 891882), (117, 693686), (126, 644137), (182, 445941), (234, 346843), (273, 297294), (546, 148647), (819, 99098), (1638, 49549)]