16439517

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{6547}}^1$

素因数の和:6590

約数の個数: 20

約数和(自身を含む): 25353856

約数和(自身を除く): 8914339

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 6547, 19641, 58923, 176769, 202957, 530307, 608871, 1826613, 5479839, 16439517]

約数ペア:

[(1, 16439517), (3, 5479839), (9, 1826613), (27, 608871), (31, 530307), (81, 202957), (93, 176769), (279, 58923), (837, 19641), (2511, 6547)]