209217966307

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1\times {\mathrm{368359}}^1$

素因数の和:370386

約数の個数: 16

約数和(自身を含む): 245062540800

約数和(自身を除く): 35844574493

約数列:

[1, 7, 41, 287, 1979, 13853, 81139, 368359, 567973, 2578513, 15102719, 105719033, 728982461, 5102877227, 29888280901, 209217966307]

約数ペア:

[(1, 209217966307), (7, 29888280901), (41, 5102877227), (287, 728982461), (1979, 105719033), (13853, 15102719), (81139, 2578513), (368359, 567973)]