139196169

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 238977024

約数和(自身を除く): 99780855

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 263, 271, 279, 651, 789, 813, 1841, 1897, 1953, 2367, 2439, 5523, 5691, 8153, 8401, 16569, 17073, 24459, 25203, 57071, 58807, 71273, 73377, 75609, 171213, 176421, 213819, 498911, 513639, 529263, 641457, 1496733, 2209463, 4490199, 6628389, 15466241, 19885167, 46398723, 139196169]

約数ペア:

[(1, 139196169), (3, 46398723), (7, 19885167), (9, 15466241), (21, 6628389), (31, 4490199), (63, 2209463), (93, 1496733), (217, 641457), (263, 529263), (271, 513639), (279, 498911), (651, 213819), (789, 176421), (813, 171213), (1841, 75609), (1897, 73377), (1953, 71273), (2367, 58807), (2439, 57071), (5523, 25203), (5691, 24459), (8153, 17073), (8401, 16569)]