219390717

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{803629}}^1$

素因数の和:803652

約数の個数: 16

約数和(自身を含む): 360026240

約数和(自身を除く): 140635523

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 803629, 2410887, 5625403, 10447177, 16876209, 31341531, 73130239, 219390717]

約数ペア:

[(1, 219390717), (3, 73130239), (7, 31341531), (13, 16876209), (21, 10447177), (39, 5625403), (91, 2410887), (273, 803629)]