427770832

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{192343}}^1$

素因数の和:192490

約数の個数: 20

約数和(自身を含む): 834772960

約数和(自身を除く): 407002128

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 192343, 384686, 769372, 1538744, 3077488, 26735677, 53471354, 106942708, 213885416, 427770832]

約数ペア:

[(1, 427770832), (2, 213885416), (4, 106942708), (8, 53471354), (16, 26735677), (139, 3077488), (278, 1538744), (556, 769372), (1112, 384686), (2224, 192343)]