385804557

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 609523200

約数和(自身を除く): 223718643

約数列:

[1, 3, 9, 19, 43, 57, 71, 129, 171, 213, 387, 639, 739, 817, 1349, 2217, 2451, 3053, 4047, 6651, 7353, 9159, 12141, 14041, 27477, 31777, 42123, 52469, 58007, 95331, 126369, 157407, 174021, 285993, 472221, 522063, 603763, 996911, 1811289, 2256167, 2990733, 5433867, 6768501, 8972199, 20305503, 42867173, 128601519, 385804557]

約数ペア:

[(1, 385804557), (3, 128601519), (9, 42867173), (19, 20305503), (43, 8972199), (57, 6768501), (71, 5433867), (129, 2990733), (171, 2256167), (213, 1811289), (387, 996911), (639, 603763), (739, 522063), (817, 472221), (1349, 285993), (2217, 174021), (2451, 157407), (3053, 126369), (4047, 95331), (6651, 58007), (7353, 52469), (9159, 42123), (12141, 31777), (14041, 27477)]