31444413

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 58017792

約数和(自身を除く): 26573379

約数列:

[1, 3, 7, 11, 13, 21, 33, 37, 39, 77, 91, 111, 143, 231, 259, 273, 283, 407, 429, 481, 777, 849, 1001, 1221, 1443, 1981, 2849, 3003, 3113, 3367, 3679, 5291, 5943, 8547, 9339, 10101, 10471, 11037, 15873, 21791, 25753, 31413, 37037, 40469, 65373, 73297, 77259, 111111, 115181, 121407, 136123, 219891, 283283, 345543, 408369, 806267, 849849, 952861, 1497353, 2418801, 2858583, 4492059, 10481471, 31444413]

約数ペア:

[(1, 31444413), (3, 10481471), (7, 4492059), (11, 2858583), (13, 2418801), (21, 1497353), (33, 952861), (37, 849849), (39, 806267), (77, 408369), (91, 345543), (111, 283283), (143, 219891), (231, 136123), (259, 121407), (273, 115181), (283, 111111), (407, 77259), (429, 73297), (481, 65373), (777, 40469), (849, 37037), (1001, 31413), (1221, 25753), (1443, 21791), (1981, 15873), (2849, 11037), (3003, 10471), (3113, 10101), (3367, 9339), (3679, 8547), (5291, 5943)]