71672013

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8819}}^1$

素因数の和:8878

約数の個数: 32

約数和(自身を含む): 124185600

約数和(自身を除く): 52513587

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 8127, 8819, 26457, 61733, 79371, 185199, 238113, 379217, 555597, 1137651, 1666791, 2654519, 3412953, 7963557, 10238859, 23890671, 71672013]

約数ペア:

[(1, 71672013), (3, 23890671), (7, 10238859), (9, 7963557), (21, 3412953), (27, 2654519), (43, 1666791), (63, 1137651), (129, 555597), (189, 379217), (301, 238113), (387, 185199), (903, 79371), (1161, 61733), (2709, 26457), (8127, 8819)]