212148293

素因数分解:

$7^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:681

約数の個数: 24

約数和(自身を含む): 252675072

約数和(自身を除く): 40526779

約数列:

[1, 7, 49, 73, 127, 467, 511, 889, 3269, 3577, 6223, 9271, 22883, 34091, 59309, 64897, 238637, 415163, 454279, 1670459, 2906141, 4329557, 30306899, 212148293]

約数ペア:

[(1, 212148293), (7, 30306899), (49, 4329557), (73, 2906141), (127, 1670459), (467, 454279), (511, 415163), (889, 238637), (3269, 64897), (3577, 59309), (6223, 34091), (9271, 22883)]