71644804

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{509}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 156965760

約数和(自身を除く): 85320956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 457, 509, 914, 1018, 1828, 2036, 3199, 3563, 5027, 5599, 6398, 7126, 10054, 11198, 12796, 14252, 20108, 22396, 35189, 39193, 70378, 78386, 140756, 156772, 232613, 465226, 930452, 1628291, 2558743, 3256582, 5117486, 6513164, 10234972, 17911201, 35822402, 71644804]

約数ペア:

[(1, 71644804), (2, 35822402), (4, 17911201), (7, 10234972), (11, 6513164), (14, 5117486), (22, 3256582), (28, 2558743), (44, 1628291), (77, 930452), (154, 465226), (308, 232613), (457, 156772), (509, 140756), (914, 78386), (1018, 70378), (1828, 39193), (2036, 35189), (3199, 22396), (3563, 20108), (5027, 14252), (5599, 12796), (6398, 11198), (7126, 10054)]