72233289

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{52457}}^1$

素因数の和:52486

約数の個数: 20

約数和(自身を含む): 114253524

約数和(自身を除く): 42020235

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 52457, 157371, 472113, 891769, 1416339, 2675307, 4249017, 8025921, 24077763, 72233289]

約数ペア:

[(1, 72233289), (3, 24077763), (9, 8025921), (17, 4249017), (27, 2675307), (51, 1416339), (81, 891769), (153, 472113), (459, 157371), (1377, 52457)]