72919658

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1361}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 129444480

約数和(自身を除く): 56524822

約数列:

[1, 2, 7, 14, 43, 86, 89, 178, 301, 602, 623, 1246, 1361, 2722, 3827, 7654, 9527, 19054, 26789, 53578, 58523, 117046, 121129, 242258, 409661, 819322, 847903, 1695806, 5208547, 10417094, 36459829, 72919658]

約数ペア:

[(1, 72919658), (2, 36459829), (7, 10417094), (14, 5208547), (43, 1695806), (86, 847903), (89, 819322), (178, 409661), (301, 242258), (602, 121129), (623, 117046), (1246, 58523), (1361, 53578), (2722, 26789), (3827, 19054), (7654, 9527)]