258731631

素因数分解:

$3^3\times {\mathrm{503}}^1\times {\mathrm{19051}}^1$

素因数の和:19563

約数の個数: 16

約数和(自身を含む): 384088320

約数和(自身を除く): 125356689

約数列:

[1, 3, 9, 27, 503, 1509, 4527, 13581, 19051, 57153, 171459, 514377, 9582653, 28747959, 86243877, 258731631]

約数ペア:

[(1, 258731631), (3, 86243877), (9, 28747959), (27, 9582653), (503, 514377), (1509, 171459), (4527, 57153), (13581, 19051)]