199978899

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1\times {\mathrm{1069}}^1$

素因数の和:1690

約数の個数: 16

約数和(自身を含む): 269537280

約数和(自身を除く): 69558381

約数列:

[1, 3, 127, 381, 491, 1069, 1473, 3207, 62357, 135763, 187071, 407289, 524879, 1574637, 66659633, 199978899]

約数ペア:

[(1, 199978899), (3, 66659633), (127, 1574637), (381, 524879), (491, 407289), (1069, 187071), (1473, 135763), (3207, 62357)]