16644915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{997}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 33628608

約数和(自身を除く): 16983693

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 53, 63, 105, 159, 265, 315, 371, 477, 795, 997, 1113, 1855, 2385, 2991, 3339, 4985, 5565, 6979, 8973, 14955, 16695, 20937, 34895, 44865, 52841, 62811, 104685, 158523, 264205, 314055, 369887, 475569, 792615, 1109661, 1849435, 2377845, 3328983, 5548305, 16644915]

約数ペア:

[(1, 16644915), (3, 5548305), (5, 3328983), (7, 2377845), (9, 1849435), (15, 1109661), (21, 792615), (35, 475569), (45, 369887), (53, 314055), (63, 264205), (105, 158523), (159, 104685), (265, 62811), (315, 52841), (371, 44865), (477, 34895), (795, 20937), (997, 16695), (1113, 14955), (1855, 8973), (2385, 6979), (2991, 5565), (3339, 4985)]