996839459

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 1335459840

約数和(自身を除く): 338620381

約数列:

[1, 7, 11, 37, 43, 77, 79, 103, 259, 301, 407, 473, 553, 721, 869, 1133, 1591, 2849, 2923, 3311, 3397, 3811, 4429, 6083, 7931, 8137, 11137, 17501, 20461, 23779, 26677, 31003, 32153, 37367, 41921, 48719, 56959, 89507, 122507, 125689, 163873, 225071, 261569, 293447, 301069, 341033, 349891, 626549, 879823, 1147111, 1382579, 1802603, 2107483, 2449237, 3311759, 3848801, 9678053, 12618221, 12945967, 23182313, 26941607, 90621769, 142405637, 996839459]

約数ペア:

[(1, 996839459), (7, 142405637), (11, 90621769), (37, 26941607), (43, 23182313), (77, 12945967), (79, 12618221), (103, 9678053), (259, 3848801), (301, 3311759), (407, 2449237), (473, 2107483), (553, 1802603), (721, 1382579), (869, 1147111), (1133, 879823), (1591, 626549), (2849, 349891), (2923, 341033), (3311, 301069), (3397, 293447), (3811, 261569), (4429, 225071), (6083, 163873), (7931, 125689), (8137, 122507), (11137, 89507), (17501, 56959), (20461, 48719), (23779, 41921), (26677, 37367), (31003, 32153)]