13420806

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{239}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 31518720

約数和(自身を除く): 18097914

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 191, 239, 294, 382, 478, 573, 717, 1146, 1337, 1434, 1673, 2674, 3346, 4011, 5019, 8022, 9359, 10038, 11711, 18718, 23422, 28077, 35133, 45649, 56154, 70266, 91298, 136947, 273894, 319543, 639086, 958629, 1917258, 2236801, 4473602, 6710403, 13420806]

約数ペア:

[(1, 13420806), (2, 6710403), (3, 4473602), (6, 2236801), (7, 1917258), (14, 958629), (21, 639086), (42, 319543), (49, 273894), (98, 136947), (147, 91298), (191, 70266), (239, 56154), (294, 45649), (382, 35133), (478, 28077), (573, 23422), (717, 18718), (1146, 11711), (1337, 10038), (1434, 9359), (1673, 8022), (2674, 5019), (3346, 4011)]