520121077

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 624476160

約数和(自身を除く): 104355083

約数列:

[1, 7, 43, 83, 109, 191, 301, 581, 763, 1337, 3569, 4687, 8213, 9047, 15853, 20819, 24983, 32809, 57491, 63329, 110971, 145733, 389021, 681679, 895217, 1727977, 2723147, 4771753, 6266519, 12095839, 74303011, 520121077]

約数ペア:

[(1, 520121077), (7, 74303011), (43, 12095839), (83, 6266519), (109, 4771753), (191, 2723147), (301, 1727977), (581, 895217), (763, 681679), (1337, 389021), (3569, 145733), (4687, 110971), (8213, 63329), (9047, 57491), (15853, 32809), (20819, 24983)]