158640554

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 249422976

約数和(自身を除く): 90782422

約数列:

[1, 2, 53, 71, 106, 107, 142, 197, 214, 394, 3763, 5671, 7526, 7597, 10441, 11342, 13987, 15194, 20882, 21079, 27974, 42158, 402641, 741311, 805282, 1117187, 1482622, 1496609, 2234374, 2993218, 79320277, 158640554]

約数ペア:

[(1, 158640554), (2, 79320277), (53, 2993218), (71, 2234374), (106, 1496609), (107, 1482622), (142, 1117187), (197, 805282), (214, 741311), (394, 402641), (3763, 42158), (5671, 27974), (7526, 21079), (7597, 20882), (10441, 15194), (11342, 13987)]