25078050431

素因数分解:

$7^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1\times {\mathrm{449}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 29211840000

約数和(自身を除く): 4133789569

約数列:

[1, 7, 137, 139, 419, 449, 959, 973, 2933, 3143, 19043, 57403, 58241, 61513, 62411, 133301, 188131, 401821, 407687, 430591, 436877, 1316917, 7979017, 8550307, 25773947, 26150209, 55853119, 59852149, 180417629, 183051463, 3582578633, 25078050431]

約数ペア:

[(1, 25078050431), (7, 3582578633), (137, 183051463), (139, 180417629), (419, 59852149), (449, 55853119), (959, 26150209), (973, 25773947), (2933, 8550307), (3143, 7979017), (19043, 1316917), (57403, 436877), (58241, 430591), (61513, 407687), (62411, 401821), (133301, 188131)]