620763935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{491}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 825237504

約数和(自身を除く): 204473569

約数列:

[1, 5, 11, 55, 127, 181, 491, 635, 905, 1397, 1991, 2455, 5401, 6985, 9955, 22987, 27005, 62357, 88871, 114935, 252857, 311785, 444355, 685927, 977581, 1264285, 3429635, 4887905, 11286617, 56433085, 124152787, 620763935]

約数ペア:

[(1, 620763935), (5, 124152787), (11, 56433085), (55, 11286617), (127, 4887905), (181, 3429635), (491, 1264285), (635, 977581), (905, 685927), (1397, 444355), (1991, 311785), (2455, 252857), (5401, 114935), (6985, 88871), (9955, 62357), (22987, 27005)]