56290913

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 70557696

約数和(自身を除く): 14266783

約数列:

[1, 7, 23, 43, 47, 161, 173, 301, 329, 989, 1081, 1211, 2021, 3979, 6923, 7439, 7567, 8131, 14147, 27853, 46483, 52073, 56917, 171097, 187013, 325381, 349633, 1197679, 1309091, 2447431, 8041559, 56290913]

約数ペア:

[(1, 56290913), (7, 8041559), (23, 2447431), (43, 1309091), (47, 1197679), (161, 349633), (173, 325381), (301, 187013), (329, 171097), (989, 56917), (1081, 52073), (1211, 46483), (2021, 27853), (3979, 14147), (6923, 8131), (7439, 7567)]