64577169

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2039}}^1$

素因数の和:2091

約数の個数: 40

約数和(自身を含む): 106634880

約数和(自身を除く): 42057711

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 81, 153, 207, 391, 459, 621, 1173, 1377, 1863, 2039, 3519, 6117, 10557, 18351, 31671, 34663, 46897, 55053, 103989, 140691, 165159, 311967, 422073, 797249, 935901, 1266219, 2391747, 2807703, 3798657, 7175241, 21525723, 64577169]

約数ペア:

[(1, 64577169), (3, 21525723), (9, 7175241), (17, 3798657), (23, 2807703), (27, 2391747), (51, 1266219), (69, 935901), (81, 797249), (153, 422073), (207, 311967), (391, 165159), (459, 140691), (621, 103989), (1173, 55053), (1377, 46897), (1863, 34663), (2039, 31671), (3519, 18351), (6117, 10557)]