4520215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 6718464

約数和(自身を除く): 2198249

約数列:

[1, 5, 7, 17, 35, 71, 85, 107, 119, 355, 497, 535, 595, 749, 1207, 1819, 2485, 3745, 6035, 7597, 8449, 9095, 12733, 37985, 42245, 53179, 63665, 129149, 265895, 645745, 904043, 4520215]

約数ペア:

[(1, 4520215), (5, 904043), (7, 645745), (17, 265895), (35, 129149), (71, 63665), (85, 53179), (107, 42245), (119, 37985), (355, 12733), (497, 9095), (535, 8449), (595, 7597), (749, 6035), (1207, 3745), (1819, 2485)]