201891999

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{55207}}^1$

素因数の和:55286

約数の個数: 16

約数和(自身を含む): 286198272

約数和(自身を除く): 84306273

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 55207, 165621, 1269761, 2925971, 3809283, 8777913, 67297333, 201891999]

約数ペア:

[(1, 201891999), (3, 67297333), (23, 8777913), (53, 3809283), (69, 2925971), (159, 1269761), (1219, 165621), (3657, 55207)]