672518

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{397}}^1$

素因数の和:428

約数の個数: 24

約数和(自身を含む): 1270416

約数和(自身を除く): 597898

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 397, 794, 847, 1694, 2779, 4367, 5558, 8734, 30569, 48037, 61138, 96074, 336259, 672518]

約数ペア:

[(1, 672518), (2, 336259), (7, 96074), (11, 61138), (14, 48037), (22, 30569), (77, 8734), (121, 5558), (154, 4367), (242, 2779), (397, 1694), (794, 847)]