71802108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{571}}^1$

素因数の和:1087

約数の個数: 72

約数和(自身を含む): 208208000

約数和(自身を除く): 136405892

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 499, 571, 998, 1142, 1497, 1713, 1996, 2284, 2994, 3426, 3493, 3997, 4491, 5139, 5988, 6852, 6986, 7994, 8982, 10278, 10479, 11991, 13972, 15988, 17964, 20556, 20958, 23982, 31437, 35973, 41916, 47964, 62874, 71946, 125748, 143892, 284929, 569858, 854787, 1139716, 1709574, 1994503, 2564361, 3419148, 3989006, 5128722, 5983509, 7978012, 10257444, 11967018, 17950527, 23934036, 35901054, 71802108]

約数ペア:

[(1, 71802108), (2, 35901054), (3, 23934036), (4, 17950527), (6, 11967018), (7, 10257444), (9, 7978012), (12, 5983509), (14, 5128722), (18, 3989006), (21, 3419148), (28, 2564361), (36, 1994503), (42, 1709574), (63, 1139716), (84, 854787), (126, 569858), (252, 284929), (499, 143892), (571, 125748), (998, 71946), (1142, 62874), (1497, 47964), (1713, 41916), (1996, 35973), (2284, 31437), (2994, 23982), (3426, 20958), (3493, 20556), (3997, 17964), (4491, 15988), (5139, 13972), (5988, 11991), (6852, 10479), (6986, 10278), (7994, 8982)]