217549503

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{2549}}^1$

素因数の和:2696

約数の個数: 32

約数和(自身を含む): 336600000

約数和(自身を除く): 119050497

約数列:

[1, 3, 9, 27, 29, 87, 109, 261, 327, 783, 981, 2549, 2943, 3161, 7647, 9483, 22941, 28449, 68823, 73921, 85347, 221763, 277841, 665289, 833523, 1995867, 2500569, 7501707, 8057389, 24172167, 72516501, 217549503]

約数ペア:

[(1, 217549503), (3, 72516501), (9, 24172167), (27, 8057389), (29, 7501707), (87, 2500569), (109, 1995867), (261, 833523), (327, 665289), (783, 277841), (981, 221763), (2549, 85347), (2943, 73921), (3161, 68823), (7647, 28449), (9483, 22941)]