68877945

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8951}}^1$

素因数の和:8987

約数の個数: 40

約数和(自身を含む): 129983040

約数和(自身を除く): 61105095

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 8951, 26853, 44755, 80559, 134265, 170069, 241677, 402795, 510207, 725031, 850345, 1208385, 1530621, 2551035, 3625155, 4591863, 7653105, 13775589, 22959315, 68877945]

約数ペア:

[(1, 68877945), (3, 22959315), (5, 13775589), (9, 7653105), (15, 4591863), (19, 3625155), (27, 2551035), (45, 1530621), (57, 1208385), (81, 850345), (95, 725031), (135, 510207), (171, 402795), (285, 241677), (405, 170069), (513, 134265), (855, 80559), (1539, 44755), (2565, 26853), (7695, 8951)]