42564447

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{30911}}^1$

素因数の和:30940

約数の個数: 20

約数和(自身を含む): 67326336

約数和(自身を除く): 24761889

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 30911, 92733, 278199, 525487, 834597, 1576461, 2503791, 4729383, 14188149, 42564447]

約数ペア:

[(1, 42564447), (3, 14188149), (9, 4729383), (17, 2503791), (27, 1576461), (51, 834597), (81, 525487), (153, 278199), (459, 92733), (1377, 30911)]