1320656481

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{4349}}^1$

素因数の和:4547

約数の個数: 40

約数和(自身を含む): 2071713600

約数和(自身を除く): 751057119

約数列:

[1, 3, 9, 23, 27, 69, 81, 163, 207, 489, 621, 1467, 1863, 3749, 4349, 4401, 11247, 13047, 13203, 33741, 39141, 100027, 101223, 117423, 300081, 303669, 352269, 708887, 900243, 2126661, 2700729, 6379983, 8102187, 16304401, 19139949, 48913203, 57419847, 146739609, 440218827, 1320656481]

約数ペア:

[(1, 1320656481), (3, 440218827), (9, 146739609), (23, 57419847), (27, 48913203), (69, 19139949), (81, 16304401), (163, 8102187), (207, 6379983), (489, 2700729), (621, 2126661), (1467, 900243), (1863, 708887), (3749, 352269), (4349, 303669), (4401, 300081), (11247, 117423), (13047, 101223), (13203, 100027), (33741, 39141)]