66650931

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{499}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 106722000

約数和(自身を除く): 40071069

約数列:

[1, 3, 9, 17, 27, 51, 81, 97, 153, 291, 459, 499, 873, 1377, 1497, 1649, 2619, 4491, 4947, 7857, 8483, 13473, 14841, 25449, 40419, 44523, 48403, 76347, 133569, 145209, 229041, 435627, 687123, 822851, 1306881, 2468553, 3920643, 7405659, 22216977, 66650931]

約数ペア:

[(1, 66650931), (3, 22216977), (9, 7405659), (17, 3920643), (27, 2468553), (51, 1306881), (81, 822851), (97, 687123), (153, 435627), (291, 229041), (459, 145209), (499, 133569), (873, 76347), (1377, 48403), (1497, 44523), (1649, 40419), (2619, 25449), (4491, 14841), (4947, 13473), (7857, 8483)]