490891201

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 562636800

約数和(自身を除く): 71745599

約数列:

[1, 17, 19, 73, 109, 191, 323, 1241, 1387, 1853, 2071, 3247, 3629, 7957, 13943, 20819, 23579, 35207, 61693, 135269, 151183, 237031, 264917, 353923, 395561, 1519787, 2570111, 4503589, 6724537, 25836379, 28875953, 490891201]

約数ペア:

[(1, 490891201), (17, 28875953), (19, 25836379), (73, 6724537), (109, 4503589), (191, 2570111), (323, 1519787), (1241, 395561), (1387, 353923), (1853, 264917), (2071, 237031), (3247, 151183), (3629, 135269), (7957, 61693), (13943, 35207), (20819, 23579)]