261069183782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2657}}^1\times {\mathrm{120709}}^1$

素因数の和:123416

約数の個数: 32

約数和(自身を含む): 438918942240

約数和(自身を除く): 177849758458

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 2657, 5314, 29227, 58454, 98309, 120709, 196618, 241418, 1081399, 1327799, 2162798, 2655598, 4466233, 8932466, 49128563, 98257126, 320723813, 641447626, 3527961943, 7055923886, 11866781081, 23733562162, 130534591891, 261069183782]

約数ペア:

[(1, 261069183782), (2, 130534591891), (11, 23733562162), (22, 11866781081), (37, 7055923886), (74, 3527961943), (407, 641447626), (814, 320723813), (2657, 98257126), (5314, 49128563), (29227, 8932466), (58454, 4466233), (98309, 2655598), (120709, 2162798), (196618, 1327799), (241418, 1081399)]