220888938809

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{266681}}^1$

素因数の和:267077

約数の個数: 32

約数和(自身を含む): 285097992192

約数和(自身を除く): 64209053383

約数列:

[1, 7, 11, 31, 77, 217, 341, 347, 2387, 2429, 3817, 10757, 26719, 75299, 118327, 266681, 828289, 1866767, 2933491, 8267111, 20534437, 57869777, 90938221, 92538307, 636567547, 647768149, 1017921377, 2868687517, 7125449639, 20080812619, 31555562687, 220888938809]

約数ペア:

[(1, 220888938809), (7, 31555562687), (11, 20080812619), (31, 7125449639), (77, 2868687517), (217, 1017921377), (341, 647768149), (347, 636567547), (2387, 92538307), (2429, 90938221), (3817, 57869777), (10757, 20534437), (26719, 8267111), (75299, 2933491), (118327, 1866767), (266681, 828289)]