12741885

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 24845184

約数和(自身を除く): 12103299

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 947, 1035, 1495, 2691, 2841, 4485, 4735, 8523, 12311, 13455, 14205, 21781, 36933, 42615, 61555, 65343, 108905, 110799, 184665, 196029, 283153, 326715, 553995, 849459, 980145, 1415765, 2548377, 4247295, 12741885]

約数ペア:

[(1, 12741885), (3, 4247295), (5, 2548377), (9, 1415765), (13, 980145), (15, 849459), (23, 553995), (39, 326715), (45, 283153), (65, 196029), (69, 184665), (115, 110799), (117, 108905), (195, 65343), (207, 61555), (299, 42615), (345, 36933), (585, 21781), (897, 14205), (947, 13455), (1035, 12311), (1495, 8523), (2691, 4735), (2841, 4485)]