127983999

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{733}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 207739616

約数和(自身を除く): 79755617

約数列:

[1, 3, 11, 13, 33, 37, 39, 111, 121, 143, 363, 407, 429, 481, 733, 1221, 1443, 1573, 2199, 4477, 4719, 5291, 8063, 9529, 13431, 15873, 24189, 27121, 28587, 58201, 81363, 88693, 104819, 174603, 266079, 298331, 314457, 352573, 894993, 1057719, 1153009, 3281641, 3459027, 3878303, 9844923, 11634909, 42661333, 127983999]

約数ペア:

[(1, 127983999), (3, 42661333), (11, 11634909), (13, 9844923), (33, 3878303), (37, 3459027), (39, 3281641), (111, 1153009), (121, 1057719), (143, 894993), (363, 352573), (407, 314457), (429, 298331), (481, 266079), (733, 174603), (1221, 104819), (1443, 88693), (1573, 81363), (2199, 58201), (4477, 28587), (4719, 27121), (5291, 24189), (8063, 15873), (9529, 13431)]