212742

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:284

約数の個数: 24

約数和(自身を含む): 471744

約数和(自身を除く): 259002

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 223, 318, 446, 477, 669, 954, 1338, 2007, 4014, 11819, 23638, 35457, 70914, 106371, 212742]

約数ペア:

[(1, 212742), (2, 106371), (3, 70914), (6, 35457), (9, 23638), (18, 11819), (53, 4014), (106, 2007), (159, 1338), (223, 954), (318, 669), (446, 477)]