121812012

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{17903}}^1$

素因数の和:17929

約数の個数: 72

約数和(自身を含む): 364955136

約数和(自身を除く): 243143124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 17903, 35806, 53709, 71612, 107418, 125321, 161127, 214836, 250642, 322254, 375963, 483381, 501284, 644508, 751926, 966762, 1127889, 1450143, 1503852, 1933524, 2255778, 2900286, 3383667, 4350429, 4511556, 5800572, 6767334, 8700858, 10151001, 13534668, 17401716, 20302002, 30453003, 40604004, 60906006, 121812012]

約数ペア:

[(1, 121812012), (2, 60906006), (3, 40604004), (4, 30453003), (6, 20302002), (7, 17401716), (9, 13534668), (12, 10151001), (14, 8700858), (18, 6767334), (21, 5800572), (27, 4511556), (28, 4350429), (36, 3383667), (42, 2900286), (54, 2255778), (63, 1933524), (81, 1503852), (84, 1450143), (108, 1127889), (126, 966762), (162, 751926), (189, 644508), (243, 501284), (252, 483381), (324, 375963), (378, 322254), (486, 250642), (567, 214836), (756, 161127), (972, 125321), (1134, 107418), (1701, 71612), (2268, 53709), (3402, 35806), (6804, 17903)]