198990185

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{39679}}^1$

素因数の和:39760

約数の個数: 16

約数和(自身を含む): 257126400

約数和(自身を除く): 58136215

約数列:

[1, 5, 17, 59, 85, 295, 1003, 5015, 39679, 198395, 674543, 2341061, 3372715, 11705305, 39798037, 198990185]

約数ペア:

[(1, 198990185), (5, 39798037), (17, 11705305), (59, 3372715), (85, 2341061), (295, 674543), (1003, 198395), (5015, 39679)]