64138228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{1721}}^1$

素因数の和:1765

約数の個数: 48

約数和(自身を含む): 141176448

約数和(自身を除く): 77038220

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1331, 1694, 1721, 2662, 3388, 3442, 5324, 6884, 9317, 12047, 18634, 18931, 24094, 37268, 37862, 48188, 75724, 132517, 208241, 265034, 416482, 530068, 832964, 1457687, 2290651, 2915374, 4581302, 5830748, 9162604, 16034557, 32069114, 64138228]

約数ペア:

[(1, 64138228), (2, 32069114), (4, 16034557), (7, 9162604), (11, 5830748), (14, 4581302), (22, 2915374), (28, 2290651), (44, 1457687), (77, 832964), (121, 530068), (154, 416482), (242, 265034), (308, 208241), (484, 132517), (847, 75724), (1331, 48188), (1694, 37862), (1721, 37268), (2662, 24094), (3388, 18931), (3442, 18634), (5324, 12047), (6884, 9317)]