220585428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{875339}}^1$

素因数の和:875356

約数の個数: 36

約数和(自身を含む): 637247520

約数和(自身を除く): 416662092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 875339, 1750678, 2626017, 3501356, 5252034, 6127373, 7878051, 10504068, 12254746, 15756102, 18382119, 24509492, 31512204, 36764238, 55146357, 73528476, 110292714, 220585428]

約数ペア:

[(1, 220585428), (2, 110292714), (3, 73528476), (4, 55146357), (6, 36764238), (7, 31512204), (9, 24509492), (12, 18382119), (14, 15756102), (18, 12254746), (21, 10504068), (28, 7878051), (36, 6127373), (42, 5252034), (63, 3501356), (84, 2626017), (126, 1750678), (252, 875339)]