13445541

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 21000320

約数和(自身を除く): 7554779

約数列:

[1, 3, 9, 27, 37, 43, 111, 129, 313, 333, 387, 939, 999, 1161, 1591, 2817, 4773, 8451, 11581, 13459, 14319, 34743, 40377, 42957, 104229, 121131, 312687, 363393, 497983, 1493949, 4481847, 13445541]

約数ペア:

[(1, 13445541), (3, 4481847), (9, 1493949), (27, 497983), (37, 363393), (43, 312687), (111, 121131), (129, 104229), (313, 42957), (333, 40377), (387, 34743), (939, 14319), (999, 13459), (1161, 11581), (1591, 8451), (2817, 4773)]