198209511

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{47981}}^1$

素因数の和:48013

約数の個数: 24

約数和(自身を含む): 314378064

約数和(自身を除く): 116168553

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 47981, 143943, 431829, 815677, 1295487, 2447031, 3886461, 7341093, 11659383, 22023279, 66069837, 198209511]

約数ペア:

[(1, 198209511), (3, 66069837), (9, 22023279), (17, 11659383), (27, 7341093), (51, 3886461), (81, 2447031), (153, 1295487), (243, 815677), (459, 431829), (1377, 143943), (4131, 47981)]