8620821

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^2$

素因数の和:154

約数の個数: 36

約数和(自身を含む): 14292096

約数和(自身を除く): 5671275

約数列:

[1, 3, 9, 11, 31, 33, 53, 93, 99, 159, 279, 341, 477, 583, 1023, 1643, 1749, 2809, 3069, 4929, 5247, 8427, 14787, 18073, 25281, 30899, 54219, 87079, 92697, 162657, 261237, 278091, 783711, 957869, 2873607, 8620821]

約数ペア:

[(1, 8620821), (3, 2873607), (9, 957869), (11, 783711), (31, 278091), (33, 261237), (53, 162657), (93, 92697), (99, 87079), (159, 54219), (279, 30899), (341, 25281), (477, 18073), (583, 14787), (1023, 8427), (1643, 5247), (1749, 4929), (2809, 3069)]