218103690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1038589}}^1$

素因数の和:1038606

約数の個数: 32

約数和(自身を含む): 598227840

約数和(自身を除く): 380124150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1038589, 2077178, 3115767, 5192945, 6231534, 7270123, 10385890, 14540246, 15578835, 21810369, 31157670, 36350615, 43620738, 72701230, 109051845, 218103690]

約数ペア:

[(1, 218103690), (2, 109051845), (3, 72701230), (5, 43620738), (6, 36350615), (7, 31157670), (10, 21810369), (14, 15578835), (15, 14540246), (21, 10385890), (30, 7270123), (35, 6231534), (42, 5192945), (70, 3115767), (105, 2077178), (210, 1038589)]