3998757

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 6746112

約数和(自身を除く): 2747355

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 487, 1173, 1461, 2737, 3409, 8211, 8279, 10227, 11201, 24837, 33603, 57953, 78407, 173859, 190417, 235221, 571251, 1332919, 3998757]

約数ペア:

[(1, 3998757), (3, 1332919), (7, 571251), (17, 235221), (21, 190417), (23, 173859), (51, 78407), (69, 57953), (119, 33603), (161, 24837), (357, 11201), (391, 10227), (483, 8279), (487, 8211), (1173, 3409), (1461, 2737)]