64690868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{1621}}^1$

素因数の和:2543

約数の個数: 24

約数和(自身を含む): 123713184

約数和(自身を除く): 59022316

約数列:

[1, 2, 4, 11, 22, 44, 907, 1621, 1814, 3242, 3628, 6484, 9977, 17831, 19954, 35662, 39908, 71324, 1470247, 2940494, 5880988, 16172717, 32345434, 64690868]

約数ペア:

[(1, 64690868), (2, 32345434), (4, 16172717), (11, 5880988), (22, 2940494), (44, 1470247), (907, 71324), (1621, 39908), (1814, 35662), (3242, 19954), (3628, 17831), (6484, 9977)]