16897925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1429}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 23406240

約数和(自身を除く): 6508315

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 1429, 2365, 7145, 11825, 15719, 35725, 61447, 78595, 307235, 392975, 675917, 1536175, 3379585, 16897925]

約数ペア:

[(1, 16897925), (5, 3379585), (11, 1536175), (25, 675917), (43, 392975), (55, 307235), (215, 78595), (275, 61447), (473, 35725), (1075, 15719), (1429, 11825), (2365, 7145)]