19685001

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{9281}}^1$

素因数の和:9392

約数の個数: 16

約数和(自身を含む): 30296448

約数和(自身を除く): 10611447

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 9281, 27843, 64967, 194901, 937381, 2812143, 6561667, 19685001]

約数ペア:

[(1, 19685001), (3, 6561667), (7, 2812143), (21, 937381), (101, 194901), (303, 64967), (707, 27843), (2121, 9281)]