853140449

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{86869}}^1$

素因数の和:86960

約数の個数: 16

約数和(自身を含む): 1034100480

約数和(自身を除く): 180960031

約数列:

[1, 7, 23, 61, 161, 427, 1403, 9821, 86869, 608083, 1997987, 5299009, 13985909, 37093063, 121877207, 853140449]

約数ペア:

[(1, 853140449), (7, 121877207), (23, 37093063), (61, 13985909), (161, 5299009), (427, 1997987), (1403, 608083), (9821, 86869)]