426658509

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{277231}}^1$

素因数の和:277262

約数の個数: 20

約数和(自身を含む): 670901440

約数和(自身を除く): 244242931

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 277231, 831693, 2495079, 5267389, 7485237, 15802167, 22455711, 47406501, 142219503, 426658509]

約数ペア:

[(1, 426658509), (3, 142219503), (9, 47406501), (19, 22455711), (27, 15802167), (57, 7485237), (81, 5267389), (171, 2495079), (513, 831693), (1539, 277231)]