81483115

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{6449}}^1$

素因数の和:6499

約数の個数: 24

約数和(自身を含む): 117957600

約数和(自身を除く): 36474485

約数列:

[1, 5, 7, 19, 35, 95, 133, 361, 665, 1805, 2527, 6449, 12635, 32245, 45143, 122531, 225715, 612655, 857717, 2328089, 4288585, 11640445, 16296623, 81483115]

約数ペア:

[(1, 81483115), (5, 16296623), (7, 11640445), (19, 4288585), (35, 2328089), (95, 857717), (133, 612655), (361, 225715), (665, 122531), (1805, 45143), (2527, 32245), (6449, 12635)]