221794370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{18973}}^1$

素因数の和:19154

約数の個数: 32

約数和(自身を含む): 459019008

約数和(自身を除く): 237224638

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 167, 334, 835, 1169, 1670, 2338, 5845, 11690, 18973, 37946, 94865, 132811, 189730, 265622, 664055, 1328110, 3168491, 6336982, 15842455, 22179437, 31684910, 44358874, 110897185, 221794370]

約数ペア:

[(1, 221794370), (2, 110897185), (5, 44358874), (7, 31684910), (10, 22179437), (14, 15842455), (35, 6336982), (70, 3168491), (167, 1328110), (334, 664055), (835, 265622), (1169, 189730), (1670, 132811), (2338, 94865), (5845, 37946), (11690, 18973)]