204078609

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15649}}^1$

素因数の和:15691

約数の個数: 40

約数和(自身を含む): 363580800

約数和(自身を除く): 159502191

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 13041, 15649, 46947, 109543, 140841, 328629, 359927, 422523, 985887, 1079781, 1267569, 2519489, 2957661, 3239343, 7558467, 8872983, 9718029, 22675401, 29154087, 68026203, 204078609]

約数ペア:

[(1, 204078609), (3, 68026203), (7, 29154087), (9, 22675401), (21, 9718029), (23, 8872983), (27, 7558467), (63, 3239343), (69, 2957661), (81, 2519489), (161, 1267569), (189, 1079781), (207, 985887), (483, 422523), (567, 359927), (621, 328629), (1449, 140841), (1863, 109543), (4347, 46947), (13041, 15649)]