71879144

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{937}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 138673920

約数和(自身を除く): 66794776

約数列:

[1, 2, 4, 8, 43, 86, 172, 223, 344, 446, 892, 937, 1784, 1874, 3748, 7496, 9589, 19178, 38356, 40291, 76712, 80582, 161164, 208951, 322328, 417902, 835804, 1671608, 8984893, 17969786, 35939572, 71879144]

約数ペア:

[(1, 71879144), (2, 35939572), (4, 17969786), (8, 8984893), (43, 1671608), (86, 835804), (172, 417902), (223, 322328), (344, 208951), (446, 161164), (892, 80582), (937, 76712), (1784, 40291), (1874, 38356), (3748, 19178), (7496, 9589)]