207965907

素因数分解:

$3^3\times {\mathrm{443}}^1\times {\mathrm{17387}}^1$

素因数の和:17839

約数の個数: 16

約数和(自身を含む): 308810880

約数和(自身を除く): 100844973

約数列:

[1, 3, 9, 27, 443, 1329, 3987, 11961, 17387, 52161, 156483, 469449, 7702441, 23107323, 69321969, 207965907]

約数ペア:

[(1, 207965907), (3, 69321969), (9, 23107323), (27, 7702441), (443, 469449), (1329, 156483), (3987, 52161), (11961, 17387)]