290264577

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 437741568

約数和(自身を除く): 147476991

約数列:

[1, 3, 19, 23, 43, 57, 69, 129, 271, 361, 437, 813, 817, 989, 1083, 1311, 2451, 2967, 5149, 6233, 8303, 11653, 15447, 15523, 18699, 18791, 24909, 34959, 46569, 56373, 97831, 118427, 221407, 268019, 293493, 355281, 357029, 664221, 804057, 1071087, 2250113, 4206733, 5092361, 6750339, 12620199, 15277083, 96754859, 290264577]

約数ペア:

[(1, 290264577), (3, 96754859), (19, 15277083), (23, 12620199), (43, 6750339), (57, 5092361), (69, 4206733), (129, 2250113), (271, 1071087), (361, 804057), (437, 664221), (813, 357029), (817, 355281), (989, 293493), (1083, 268019), (1311, 221407), (2451, 118427), (2967, 97831), (5149, 56373), (6233, 46569), (8303, 34959), (11653, 24909), (15447, 18791), (15523, 18699)]