207710855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1237}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 282382848

約数和(自身を除く): 74671993

約数列:

[1, 5, 11, 43, 55, 71, 215, 355, 473, 781, 1237, 2365, 3053, 3905, 6185, 13607, 15265, 33583, 53191, 68035, 87827, 167915, 265955, 439135, 585101, 966097, 2925505, 3776561, 4830485, 18882805, 41542171, 207710855]

約数ペア:

[(1, 207710855), (5, 41542171), (11, 18882805), (43, 4830485), (55, 3776561), (71, 2925505), (215, 966097), (355, 585101), (473, 439135), (781, 265955), (1237, 167915), (2365, 87827), (3053, 68035), (3905, 53191), (6185, 33583), (13607, 15265)]