67681404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{547}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 196280448

約数和(自身を除く): 128599044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 491, 547, 982, 1094, 1473, 1641, 1964, 2188, 2946, 3282, 3437, 3829, 4419, 4923, 5892, 6564, 6874, 7658, 8838, 9846, 10311, 11487, 13748, 15316, 17676, 19692, 20622, 22974, 30933, 34461, 41244, 45948, 61866, 68922, 123732, 137844, 268577, 537154, 805731, 1074308, 1611462, 1880039, 2417193, 3222924, 3760078, 4834386, 5640117, 7520156, 9668772, 11280234, 16920351, 22560468, 33840702, 67681404]

約数ペア:

[(1, 67681404), (2, 33840702), (3, 22560468), (4, 16920351), (6, 11280234), (7, 9668772), (9, 7520156), (12, 5640117), (14, 4834386), (18, 3760078), (21, 3222924), (28, 2417193), (36, 1880039), (42, 1611462), (63, 1074308), (84, 805731), (126, 537154), (252, 268577), (491, 137844), (547, 123732), (982, 68922), (1094, 61866), (1473, 45948), (1641, 41244), (1964, 34461), (2188, 30933), (2946, 22974), (3282, 20622), (3437, 19692), (3829, 17676), (4419, 15316), (4923, 13748), (5892, 11487), (6564, 10311), (6874, 9846), (7658, 8838)]