71731528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{2621}}^1$

素因数の和:2949

約数の個数: 32

約数和(自身を含む): 147251520

約数和(自身を除く): 75519992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 311, 622, 1244, 2488, 2621, 3421, 5242, 6842, 10484, 13684, 20968, 27368, 28831, 57662, 115324, 230648, 815131, 1630262, 3260524, 6521048, 8966441, 17932882, 35865764, 71731528]

約数ペア:

[(1, 71731528), (2, 35865764), (4, 17932882), (8, 8966441), (11, 6521048), (22, 3260524), (44, 1630262), (88, 815131), (311, 230648), (622, 115324), (1244, 57662), (2488, 28831), (2621, 27368), (3421, 20968), (5242, 13684), (6842, 10484)]