208857208

素因数分解:

$2^3\times 7^2\times {\mathrm{677}}^1\times {\mathrm{787}}^1$

素因数の和:1484

約数の個数: 48

約数和(自身を含む): 456795720

約数和(自身を除く): 247938512

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 677, 787, 1354, 1574, 2708, 3148, 4739, 5416, 5509, 6296, 9478, 11018, 18956, 22036, 33173, 37912, 38563, 44072, 66346, 77126, 132692, 154252, 265384, 308504, 532799, 1065598, 2131196, 3729593, 4262392, 7459186, 14918372, 26107151, 29836744, 52214302, 104428604, 208857208]

約数ペア:

[(1, 208857208), (2, 104428604), (4, 52214302), (7, 29836744), (8, 26107151), (14, 14918372), (28, 7459186), (49, 4262392), (56, 3729593), (98, 2131196), (196, 1065598), (392, 532799), (677, 308504), (787, 265384), (1354, 154252), (1574, 132692), (2708, 77126), (3148, 66346), (4739, 44072), (5416, 38563), (5509, 37912), (6296, 33173), (9478, 22036), (11018, 18956)]