189997083

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{15331}}^1$

素因数の和:15366

約数の個数: 28

約数和(自身を含む): 301641768

約数和(自身を除く): 111644685

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 4131, 12393, 15331, 45993, 137979, 260627, 413937, 781881, 1241811, 2345643, 3725433, 7036929, 11176299, 21110787, 63332361, 189997083]

約数ペア:

[(1, 189997083), (3, 63332361), (9, 21110787), (17, 11176299), (27, 7036929), (51, 3725433), (81, 2345643), (153, 1241811), (243, 781881), (459, 413937), (729, 260627), (1377, 137979), (4131, 45993), (12393, 15331)]