520202349

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{5839}}^1$

素因数の和:6385

約数の個数: 24

約数和(自身を含む): 792604800

約数和(自身を除く): 272402451

約数列:

[1, 3, 9, 19, 57, 171, 521, 1563, 4689, 5839, 9899, 17517, 29697, 52551, 89091, 110941, 332823, 998469, 3042119, 9126357, 27379071, 57800261, 173400783, 520202349]

約数ペア:

[(1, 520202349), (3, 173400783), (9, 57800261), (19, 27379071), (57, 9126357), (171, 3042119), (521, 998469), (1563, 332823), (4689, 110941), (5839, 89091), (9899, 52551), (17517, 29697)]