622646073

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139201}}^1$

素因数の和:139285

約数の個数: 24

約数和(自身を含む): 1042344576

約数和(自身を除く): 419698503

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 139201, 417603, 974407, 1252809, 2923221, 8769663, 9883271, 29649813, 69182897, 88949439, 207548691, 622646073]

約数ペア:

[(1, 622646073), (3, 207548691), (7, 88949439), (9, 69182897), (21, 29649813), (63, 9883271), (71, 8769663), (213, 2923221), (497, 1252809), (639, 974407), (1491, 417603), (4473, 139201)]