4078977721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{2281}}^1$

素因数の和:2801

約数の個数: 32

約数和(自身を含む): 5150528768

約数和(自身を除く): 1071551047

約数列:

[1, 7, 13, 43, 91, 301, 457, 559, 2281, 3199, 3913, 5941, 15967, 19651, 29653, 41587, 98083, 137557, 207571, 255463, 686581, 1042417, 1275079, 1788241, 7296919, 8925553, 13551421, 44823931, 94859947, 313767517, 582711103, 4078977721]

約数ペア:

[(1, 4078977721), (7, 582711103), (13, 313767517), (43, 94859947), (91, 44823931), (301, 13551421), (457, 8925553), (559, 7296919), (2281, 1788241), (3199, 1275079), (3913, 1042417), (5941, 686581), (15967, 255463), (19651, 207571), (29653, 137557), (41587, 98083)]