68715647

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3613}}^1$

素因数の和:3663

約数の個数: 32

約数和(自身を含む): 97144320

約数和(自身を除く): 28428673

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1463, 1729, 2717, 3613, 19019, 25291, 39743, 46969, 68647, 278201, 328783, 480529, 516659, 755117, 892411, 3616613, 5285819, 6246877, 9816521, 68715647]

約数ペア:

[(1, 68715647), (7, 9816521), (11, 6246877), (13, 5285819), (19, 3616613), (77, 892411), (91, 755117), (133, 516659), (143, 480529), (209, 328783), (247, 278201), (1001, 68647), (1463, 46969), (1729, 39743), (2717, 25291), (3613, 19019)]