9997479

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 16381440

約数和(自身を除く): 6383961

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 207, 391, 459, 621, 947, 1173, 2841, 3519, 8523, 10557, 16099, 21781, 25569, 48297, 65343, 144891, 196029, 370277, 434673, 588087, 1110831, 3332493, 9997479]

約数ペア:

[(1, 9997479), (3, 3332493), (9, 1110831), (17, 588087), (23, 434673), (27, 370277), (51, 196029), (69, 144891), (153, 65343), (207, 48297), (391, 25569), (459, 21781), (621, 16099), (947, 10557), (1173, 8523), (2841, 3519)]