138642688

素因数分解:

$2^8\times {\mathrm{491}}^1\times {\mathrm{1103}}^1$

素因数の和:1610

約数の個数: 36

約数和(自身を含む): 277558848

約数和(自身を除く): 138916160

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 491, 982, 1103, 1964, 2206, 3928, 4412, 7856, 8824, 15712, 17648, 31424, 35296, 62848, 70592, 125696, 141184, 282368, 541573, 1083146, 2166292, 4332584, 8665168, 17330336, 34660672, 69321344, 138642688]

約数ペア:

[(1, 138642688), (2, 69321344), (4, 34660672), (8, 17330336), (16, 8665168), (32, 4332584), (64, 2166292), (128, 1083146), (256, 541573), (491, 282368), (982, 141184), (1103, 125696), (1964, 70592), (2206, 62848), (3928, 35296), (4412, 31424), (7856, 17648), (8824, 15712)]