220151701

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{66491}}^1$

素因数の和:66552

約数の個数: 16

約数和(自身を含む): 280862208

約数和(自身を除く): 60710507

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 66491, 465437, 731401, 2859113, 5119807, 20013791, 31450243, 220151701]

約数ペア:

[(1, 220151701), (7, 31450243), (11, 20013791), (43, 5119807), (77, 2859113), (301, 731401), (473, 465437), (3311, 66491)]