719514

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:642

約数の個数: 24

約数和(自身を含む): 1583712

約数和(自身を除く): 864198

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 563, 639, 1126, 1278, 1689, 3378, 5067, 10134, 39973, 79946, 119919, 239838, 359757, 719514]

約数ペア:

[(1, 719514), (2, 359757), (3, 239838), (6, 119919), (9, 79946), (18, 39973), (71, 10134), (142, 5067), (213, 3378), (426, 1689), (563, 1278), (639, 1126)]