53709019

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 69386240

約数和(自身を除く): 15677221

約数列:

[1, 7, 13, 31, 79, 91, 217, 241, 403, 553, 1027, 1687, 2449, 2821, 3133, 7189, 7471, 17143, 19039, 21931, 31837, 52297, 97123, 133273, 222859, 247507, 590209, 679861, 1732549, 4131463, 7672717, 53709019]

約数ペア:

[(1, 53709019), (7, 7672717), (13, 4131463), (31, 1732549), (79, 679861), (91, 590209), (217, 247507), (241, 222859), (403, 133273), (553, 97123), (1027, 52297), (1687, 31837), (2449, 21931), (2821, 19039), (3133, 17143), (7189, 7471)]