339920105

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{337}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 499374720

約数和(自身を除く): 159454615

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 179, 245, 337, 805, 895, 1127, 1253, 1685, 2359, 4117, 5635, 6265, 7751, 8771, 11795, 16513, 20585, 28819, 38755, 43855, 54257, 60323, 82565, 144095, 201733, 271285, 301615, 379799, 422261, 1008665, 1387429, 1898995, 2111305, 2955827, 6937145, 9712003, 14779135, 48560015, 67984021, 339920105]

約数ペア:

[(1, 339920105), (5, 67984021), (7, 48560015), (23, 14779135), (35, 9712003), (49, 6937145), (115, 2955827), (161, 2111305), (179, 1898995), (245, 1387429), (337, 1008665), (805, 422261), (895, 379799), (1127, 301615), (1253, 271285), (1685, 201733), (2359, 144095), (4117, 82565), (5635, 60323), (6265, 54257), (7751, 43855), (8771, 38755), (11795, 28819), (16513, 20585)]