290469483

素因数分解:

$3^4\times {\mathrm{521}}^1\times {\mathrm{6883}}^1$

素因数の和:7416

約数の個数: 20

約数和(自身を含む): 434807208

約数和(自身を除く): 144337725

約数列:

[1, 3, 9, 27, 81, 521, 1563, 4689, 6883, 14067, 20649, 42201, 61947, 185841, 557523, 3586043, 10758129, 32274387, 96823161, 290469483]

約数ペア:

[(1, 290469483), (3, 96823161), (9, 32274387), (27, 10758129), (81, 3586043), (521, 557523), (1563, 185841), (4689, 61947), (6883, 42201), (14067, 20649)]