397156924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307397}}^1$

素因数の和:307437

約数の個数: 24

約数和(自身を含む): 774642960

約数和(自身を除く): 377486036

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 307397, 614794, 1229588, 5225749, 5840543, 10451498, 11681086, 20902996, 23362172, 99289231, 198578462, 397156924]

約数ペア:

[(1, 397156924), (2, 198578462), (4, 99289231), (17, 23362172), (19, 20902996), (34, 11681086), (38, 10451498), (68, 5840543), (76, 5225749), (323, 1229588), (646, 614794), (1292, 307397)]