128781822

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{3169}}^1$

素因数の和:3708

約数の個数: 32

約数和(自身を含む): 277996320

約数和(自身を除く): 149214498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 521, 1042, 1563, 3126, 3169, 6338, 6773, 9507, 13546, 19014, 20319, 40638, 41197, 82394, 123591, 247182, 1651049, 3302098, 4953147, 9906294, 21463637, 42927274, 64390911, 128781822]

約数ペア:

[(1, 128781822), (2, 64390911), (3, 42927274), (6, 21463637), (13, 9906294), (26, 4953147), (39, 3302098), (78, 1651049), (521, 247182), (1042, 123591), (1563, 82394), (3126, 41197), (3169, 40638), (6338, 20319), (6773, 19014), (9507, 13546)]