201990512991

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{49277}}^1\times {\mathrm{59407}}^1$

素因数の和:108710

約数の個数: 16

約数和(自身を含む): 281040712704

約数和(自身を除く): 79050199713

約数列:

[1, 3, 23, 69, 49277, 59407, 147831, 178221, 1133371, 1366361, 3400113, 4099083, 2927398739, 8782196217, 67330170997, 201990512991]

約数ペア:

[(1, 201990512991), (3, 67330170997), (23, 8782196217), (69, 2927398739), (49277, 4099083), (59407, 3400113), (147831, 1366361), (178221, 1133371)]