266438984

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{22549}}^1$

素因数の和:22773

約数の個数: 32

約数和(自身を含む): 573672000

約数和(自身を除く): 307233016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 422, 844, 1477, 1688, 2954, 5908, 11816, 22549, 45098, 90196, 157843, 180392, 315686, 631372, 1262744, 4757839, 9515678, 19031356, 33304873, 38062712, 66609746, 133219492, 266438984]

約数ペア:

[(1, 266438984), (2, 133219492), (4, 66609746), (7, 38062712), (8, 33304873), (14, 19031356), (28, 9515678), (56, 4757839), (211, 1262744), (422, 631372), (844, 315686), (1477, 180392), (1688, 157843), (2954, 90196), (5908, 45098), (11816, 22549)]