1997338

素因数分解:

$2^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:334

約数の個数: 24

約数和(自身を含む): 3539700

約数和(自身を除く): 1542362

約数列:

[1, 2, 7, 14, 49, 89, 98, 178, 229, 458, 623, 1246, 1603, 3206, 4361, 8722, 11221, 20381, 22442, 40762, 142667, 285334, 998669, 1997338]

約数ペア:

[(1, 1997338), (2, 998669), (7, 285334), (14, 142667), (49, 40762), (89, 22442), (98, 20381), (178, 11221), (229, 8722), (458, 4361), (623, 3206), (1246, 1603)]