1993808523

素因数分解:

$3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{361001}}^1$

素因数の和:361274

約数の個数: 16

約数和(自身を含む): 3049744896

約数和(自身を除く): 1055936373

約数列:

[1, 3, 7, 21, 263, 789, 1841, 5523, 361001, 1083003, 2527007, 7581021, 94943263, 284829789, 664602841, 1993808523]

約数ペア:

[(1, 1993808523), (3, 664602841), (7, 284829789), (21, 94943263), (263, 7581021), (789, 2527007), (1841, 1083003), (5523, 361001)]