2784726

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 7257600

約数和(自身を除く): 4472874

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 53, 54, 63, 106, 126, 139, 159, 189, 278, 318, 371, 378, 417, 477, 742, 834, 954, 973, 1113, 1251, 1431, 1946, 2226, 2502, 2862, 2919, 3339, 3753, 5838, 6678, 7367, 7506, 8757, 10017, 14734, 17514, 20034, 22101, 26271, 44202, 51569, 52542, 66303, 103138, 132606, 154707, 198909, 309414, 397818, 464121, 928242, 1392363, 2784726]

約数ペア:

[(1, 2784726), (2, 1392363), (3, 928242), (6, 464121), (7, 397818), (9, 309414), (14, 198909), (18, 154707), (21, 132606), (27, 103138), (42, 66303), (53, 52542), (54, 51569), (63, 44202), (106, 26271), (126, 22101), (139, 20034), (159, 17514), (189, 14734), (278, 10017), (318, 8757), (371, 7506), (378, 7367), (417, 6678), (477, 5838), (742, 3753), (834, 3339), (954, 2919), (973, 2862), (1113, 2502), (1251, 2226), (1431, 1946)]