197121904

素因数分解:

$2^4\times 7^2\times {\mathrm{251431}}^1$

素因数の和:251453

約数の個数: 30

約数和(自身を含む): 444280344

約数和(自身を除く): 247158440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 251431, 502862, 1005724, 1760017, 2011448, 3520034, 4022896, 7040068, 12320119, 14080136, 24640238, 28160272, 49280476, 98560952, 197121904]

約数ペア:

[(1, 197121904), (2, 98560952), (4, 49280476), (7, 28160272), (8, 24640238), (14, 14080136), (16, 12320119), (28, 7040068), (49, 4022896), (56, 3520034), (98, 2011448), (112, 1760017), (196, 1005724), (392, 502862), (784, 251431)]