199658312

素因数分解:

$2^3\times 7^1\times {\mathrm{487}}^1\times {\mathrm{7321}}^1$

素因数の和:7821

約数の個数: 32

約数和(自身を含む): 428776320

約数和(自身を除く): 229118008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 487, 974, 1948, 3409, 3896, 6818, 7321, 13636, 14642, 27272, 29284, 51247, 58568, 102494, 204988, 409976, 3565327, 7130654, 14261308, 24957289, 28522616, 49914578, 99829156, 199658312]

約数ペア:

[(1, 199658312), (2, 99829156), (4, 49914578), (7, 28522616), (8, 24957289), (14, 14261308), (28, 7130654), (56, 3565327), (487, 409976), (974, 204988), (1948, 102494), (3409, 58568), (3896, 51247), (6818, 29284), (7321, 27272), (13636, 14642)]