71740669

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 100137600

約数和(自身を除く): 28396931

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 149, 169, 259, 407, 481, 1001, 1043, 1183, 1639, 1859, 1937, 2849, 3367, 5291, 5513, 6253, 11473, 13013, 13559, 21307, 25181, 37037, 38591, 43771, 60643, 68783, 71669, 149149, 176267, 276991, 424501, 481481, 501683, 788359, 931697, 1938937, 5518513, 6521879, 10248667, 71740669]

約数ペア:

[(1, 71740669), (7, 10248667), (11, 6521879), (13, 5518513), (37, 1938937), (77, 931697), (91, 788359), (143, 501683), (149, 481481), (169, 424501), (259, 276991), (407, 176267), (481, 149149), (1001, 71669), (1043, 68783), (1183, 60643), (1639, 43771), (1859, 38591), (1937, 37037), (2849, 25181), (3367, 21307), (5291, 13559), (5513, 13013), (6253, 11473)]