81395412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{26189}}^1$

素因数の和:26240

約数の個数: 48

約数和(自身を含む): 222929280

約数和(自身を除く): 141533868

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 74, 84, 111, 148, 222, 259, 444, 518, 777, 1036, 1554, 3108, 26189, 52378, 78567, 104756, 157134, 183323, 314268, 366646, 549969, 733292, 968993, 1099938, 1937986, 2199876, 2906979, 3875972, 5813958, 6782951, 11627916, 13565902, 20348853, 27131804, 40697706, 81395412]

約数ペア:

[(1, 81395412), (2, 40697706), (3, 27131804), (4, 20348853), (6, 13565902), (7, 11627916), (12, 6782951), (14, 5813958), (21, 3875972), (28, 2906979), (37, 2199876), (42, 1937986), (74, 1099938), (84, 968993), (111, 733292), (148, 549969), (222, 366646), (259, 314268), (444, 183323), (518, 157134), (777, 104756), (1036, 78567), (1554, 52378), (3108, 26189)]