290722446

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{256369}}^1$

素因数の和:256390

約数の個数: 40

約数和(自身を含む): 744498480

約数和(自身を除く): 453776034

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 256369, 512738, 769107, 1538214, 1794583, 2307321, 3589166, 4614642, 5383749, 6921963, 10767498, 13843926, 16151247, 20765889, 32302494, 41531778, 48453741, 96907482, 145361223, 290722446]

約数ペア:

[(1, 290722446), (2, 145361223), (3, 96907482), (6, 48453741), (7, 41531778), (9, 32302494), (14, 20765889), (18, 16151247), (21, 13843926), (27, 10767498), (42, 6921963), (54, 5383749), (63, 4614642), (81, 3589166), (126, 2307321), (162, 1794583), (189, 1538214), (378, 769107), (567, 512738), (1134, 256369)]