28404194

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{653}}^1$

素因数の和:914

約数の個数: 32

約数和(自身を含む): 52738560

約数和(自身を除く): 24334366

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 239, 478, 653, 1306, 1673, 3107, 3346, 4571, 6214, 8489, 9142, 16978, 21749, 43498, 59423, 118846, 156067, 312134, 1092469, 2028871, 2184938, 4057742, 14202097, 28404194]

約数ペア:

[(1, 28404194), (2, 14202097), (7, 4057742), (13, 2184938), (14, 2028871), (26, 1092469), (91, 312134), (182, 156067), (239, 118846), (478, 59423), (653, 43498), (1306, 21749), (1673, 16978), (3107, 9142), (3346, 8489), (4571, 6214)]