219333575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{3767}}^1$

素因数の和:3931

約数の個数: 24

約数和(自身を含む): 290151072

約数和(自身を除く): 70817497

約数列:

[1, 5, 17, 25, 85, 137, 425, 685, 2329, 3425, 3767, 11645, 18835, 58225, 64039, 94175, 320195, 516079, 1600975, 2580395, 8773343, 12901975, 43866715, 219333575]

約数ペア:

[(1, 219333575), (5, 43866715), (17, 12901975), (25, 8773343), (85, 2580395), (137, 1600975), (425, 516079), (685, 320195), (2329, 94175), (3425, 64039), (3767, 58225), (11645, 18835)]