209968165

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{5639}}^1$

素因数の和:6332

約数の個数: 16

約数和(自身を含む): 275322240

約数和(自身を除く): 65354075

約数列:

[1, 5, 11, 55, 677, 3385, 5639, 7447, 28195, 37235, 62029, 310145, 3817603, 19088015, 41993633, 209968165]

約数ペア:

[(1, 209968165), (5, 41993633), (11, 19088015), (55, 3817603), (677, 310145), (3385, 62029), (5639, 37235), (7447, 28195)]