31131243

素因数分解:

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

素因数の和:777

約数の個数: 48

約数和(自身を含む): 54668320

約数和(自身を除く): 23537077

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 121, 143, 297, 351, 363, 429, 733, 1089, 1287, 1573, 2199, 3267, 3861, 4719, 6597, 8063, 9529, 14157, 19791, 24189, 28587, 42471, 72567, 85761, 88693, 104819, 217701, 257283, 266079, 314457, 798237, 943371, 1153009, 2394711, 2830113, 3459027, 10377081, 31131243]

約数ペア:

[(1, 31131243), (3, 10377081), (9, 3459027), (11, 2830113), (13, 2394711), (27, 1153009), (33, 943371), (39, 798237), (99, 314457), (117, 266079), (121, 257283), (143, 217701), (297, 104819), (351, 88693), (363, 85761), (429, 72567), (733, 42471), (1089, 28587), (1287, 24189), (1573, 19791), (2199, 14157), (3267, 9529), (3861, 8063), (4719, 6597)]