216099268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{701621}}^1$

素因数の和:701643

約数の個数: 24

約数和(自身を含む): 471489984

約数和(自身を除く): 255390716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 701621, 1403242, 2806484, 4911347, 7717831, 9822694, 15435662, 19645388, 30871324, 54024817, 108049634, 216099268]

約数ペア:

[(1, 216099268), (2, 108049634), (4, 54024817), (7, 30871324), (11, 19645388), (14, 15435662), (22, 9822694), (28, 7717831), (44, 4911347), (77, 2806484), (154, 1403242), (308, 701621)]