202118415

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{2621}}^1$

素因数の和:2779

約数の個数: 32

約数和(自身を含む): 333014976

約数和(自身を除く): 130896561

約数列:

[1, 3, 5, 15, 53, 97, 159, 265, 291, 485, 795, 1455, 2621, 5141, 7863, 13105, 15423, 25705, 39315, 77115, 138913, 254237, 416739, 694565, 762711, 1271185, 2083695, 3813555, 13474561, 40423683, 67372805, 202118415]

約数ペア:

[(1, 202118415), (3, 67372805), (5, 40423683), (15, 13474561), (53, 3813555), (97, 2083695), (159, 1271185), (265, 762711), (291, 694565), (485, 416739), (795, 254237), (1455, 138913), (2621, 77115), (5141, 39315), (7863, 25705), (13105, 15423)]