31731128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27737}}^1$

素因数の和:27767

約数の個数: 32

約数和(自身を含む): 69899760

約数和(自身を除く): 38168632

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 27737, 55474, 110948, 221896, 305107, 360581, 610214, 721162, 1220428, 1442324, 2440856, 2884648, 3966391, 7932782, 15865564, 31731128]

約数ペア:

[(1, 31731128), (2, 15865564), (4, 7932782), (8, 3966391), (11, 2884648), (13, 2440856), (22, 1442324), (26, 1220428), (44, 721162), (52, 610214), (88, 360581), (104, 305107), (143, 221896), (286, 110948), (572, 55474), (1144, 27737)]