7889475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 14534784

約数和(自身を除く): 6645309

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 73, 75, 131, 165, 219, 275, 365, 393, 655, 803, 825, 1095, 1441, 1825, 1965, 2409, 3275, 4015, 4323, 5475, 7205, 9563, 9825, 12045, 20075, 21615, 28689, 36025, 47815, 60225, 105193, 108075, 143445, 239075, 315579, 525965, 717225, 1577895, 2629825, 7889475]

約数ペア:

[(1, 7889475), (3, 2629825), (5, 1577895), (11, 717225), (15, 525965), (25, 315579), (33, 239075), (55, 143445), (73, 108075), (75, 105193), (131, 60225), (165, 47815), (219, 36025), (275, 28689), (365, 21615), (393, 20075), (655, 12045), (803, 9825), (825, 9563), (1095, 7205), (1441, 5475), (1825, 4323), (1965, 4015), (2409, 3275)]