890642818149

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1571}}^1\times {\mathrm{135661}}^1$

素因数の和:137441

約数の個数: 32

約数和(自身を含む): 1364868249600

約数和(自身を除く): 474225431451

約数列:

[1, 3, 7, 21, 199, 597, 1393, 1571, 4179, 4713, 10997, 32991, 135661, 312629, 406983, 937887, 949627, 2188403, 2848881, 6565209, 26996539, 80989617, 188975773, 213123431, 566927319, 639370293, 1491864017, 4475592051, 42411562769, 127234688307, 296880939383, 890642818149]

約数ペア:

[(1, 890642818149), (3, 296880939383), (7, 127234688307), (21, 42411562769), (199, 4475592051), (597, 1491864017), (1393, 639370293), (1571, 566927319), (4179, 213123431), (4713, 188975773), (10997, 80989617), (32991, 26996539), (135661, 6565209), (312629, 2848881), (406983, 2188403), (937887, 949627)]