90949859

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2113}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 125013504

約数和(自身を除く): 34063645

約数列:

[1, 7, 11, 13, 43, 77, 91, 143, 301, 473, 559, 1001, 2113, 3311, 3913, 6149, 14791, 23243, 27469, 43043, 90859, 162701, 192283, 302159, 636013, 999449, 1181167, 2115113, 6996143, 8268169, 12992837, 90949859]

約数ペア:

[(1, 90949859), (7, 12992837), (11, 8268169), (13, 6996143), (43, 2115113), (77, 1181167), (91, 999449), (143, 636013), (301, 302159), (473, 192283), (559, 162701), (1001, 90859), (2113, 43043), (3311, 27469), (3913, 23243), (6149, 14791)]