9148139

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 13351680

約数和(自身を除く): 4203541

約数列:

[1, 7, 11, 13, 19, 37, 77, 91, 133, 143, 169, 209, 247, 259, 407, 481, 703, 1001, 1183, 1463, 1729, 1859, 2717, 2849, 3211, 3367, 4921, 5291, 6253, 7733, 9139, 13013, 19019, 22477, 35321, 37037, 43771, 54131, 63973, 68783, 100529, 118807, 247247, 481481, 703703, 831649, 1306877, 9148139]

約数ペア:

[(1, 9148139), (7, 1306877), (11, 831649), (13, 703703), (19, 481481), (37, 247247), (77, 118807), (91, 100529), (133, 68783), (143, 63973), (169, 54131), (209, 43771), (247, 37037), (259, 35321), (407, 22477), (481, 19019), (703, 13013), (1001, 9139), (1183, 7733), (1463, 6253), (1729, 5291), (1859, 4921), (2717, 3367), (2849, 3211)]