201117235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{307}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 271256832

約数和(自身を除く): 70139597

約数列:

[1, 5, 11, 43, 55, 215, 277, 307, 473, 1385, 1535, 2365, 3047, 3377, 11911, 13201, 15235, 16885, 59555, 66005, 85039, 131021, 145211, 425195, 655105, 726055, 935429, 3656677, 4677145, 18283385, 40223447, 201117235]

約数ペア:

[(1, 201117235), (5, 40223447), (11, 18283385), (43, 4677145), (55, 3656677), (215, 935429), (277, 726055), (307, 655105), (473, 425195), (1385, 145211), (1535, 131021), (2365, 85039), (3047, 66005), (3377, 59555), (11911, 16885), (13201, 15235)]