419342

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:416

約数の個数: 24

約数和(自身を含む): 800280

約数和(自身を除く): 380938

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 389, 539, 778, 1078, 2723, 4279, 5446, 8558, 19061, 29953, 38122, 59906, 209671, 419342]

約数ペア:

[(1, 419342), (2, 209671), (7, 59906), (11, 38122), (14, 29953), (22, 19061), (49, 8558), (77, 5446), (98, 4279), (154, 2723), (389, 1078), (539, 778)]