211731054

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1151}}^1$

素因数の和:1253

約数の個数: 64

約数和(自身を含む): 467140608

約数和(自身を除く): 255409554

約数列:

[1, 2, 3, 6, 23, 31, 43, 46, 62, 69, 86, 93, 129, 138, 186, 258, 713, 989, 1151, 1333, 1426, 1978, 2139, 2302, 2666, 2967, 3453, 3999, 4278, 5934, 6906, 7998, 26473, 30659, 35681, 49493, 52946, 61318, 71362, 79419, 91977, 98986, 107043, 148479, 158838, 183954, 214086, 296958, 820663, 1138339, 1534283, 1641326, 2276678, 2461989, 3068566, 3415017, 4602849, 4923978, 6830034, 9205698, 35288509, 70577018, 105865527, 211731054]

約数ペア:

[(1, 211731054), (2, 105865527), (3, 70577018), (6, 35288509), (23, 9205698), (31, 6830034), (43, 4923978), (46, 4602849), (62, 3415017), (69, 3068566), (86, 2461989), (93, 2276678), (129, 1641326), (138, 1534283), (186, 1138339), (258, 820663), (713, 296958), (989, 214086), (1151, 183954), (1333, 158838), (1426, 148479), (1978, 107043), (2139, 98986), (2302, 91977), (2666, 79419), (2967, 71362), (3453, 61318), (3999, 52946), (4278, 49493), (5934, 35681), (6906, 30659), (7998, 26473)]