42930729

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{31177}}^1$

素因数の和:31206

約数の個数: 20

約数和(自身を含む): 67905684

約数和(自身を除く): 24974955

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 31177, 93531, 280593, 530009, 841779, 1590027, 2525337, 4770081, 14310243, 42930729]

約数ペア:

[(1, 42930729), (3, 14310243), (9, 4770081), (17, 2525337), (27, 1590027), (51, 841779), (81, 530009), (153, 280593), (459, 93531), (1377, 31177)]