6620607

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5531}}^1$

素因数の和:5563

約数の個数: 24

約数和(自身を含む): 11506560

約数和(自身を除く): 4885953

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 5531, 16593, 38717, 49779, 105089, 116151, 315267, 348453, 735623, 945801, 2206869, 6620607]

約数ペア:

[(1, 6620607), (3, 2206869), (7, 945801), (9, 735623), (19, 348453), (21, 315267), (57, 116151), (63, 105089), (133, 49779), (171, 38717), (399, 16593), (1197, 5531)]