201321783

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{947}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 331269120

約数和(自身を除く): 129947337

約数列:

[1, 3, 9, 13, 23, 39, 69, 79, 117, 207, 237, 299, 711, 897, 947, 1027, 1817, 2691, 2841, 3081, 5451, 8523, 9243, 12311, 16353, 21781, 23621, 36933, 65343, 70863, 74813, 110799, 196029, 212589, 224439, 283153, 673317, 849459, 972569, 1720699, 2548377, 2917707, 5162097, 8753121, 15486291, 22369087, 67107261, 201321783]

約数ペア:

[(1, 201321783), (3, 67107261), (9, 22369087), (13, 15486291), (23, 8753121), (39, 5162097), (69, 2917707), (79, 2548377), (117, 1720699), (207, 972569), (237, 849459), (299, 673317), (711, 283153), (897, 224439), (947, 212589), (1027, 196029), (1817, 110799), (2691, 74813), (2841, 70863), (3081, 65343), (5451, 36933), (8523, 23621), (9243, 21781), (12311, 16353)]