1391404

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 2936640

約数和(自身を除く): 1545236

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 229, 434, 458, 868, 916, 1519, 1603, 3038, 3206, 6076, 6412, 7099, 11221, 14198, 22442, 28396, 44884, 49693, 99386, 198772, 347851, 695702, 1391404]

約数ペア:

[(1, 1391404), (2, 695702), (4, 347851), (7, 198772), (14, 99386), (28, 49693), (31, 44884), (49, 28396), (62, 22442), (98, 14198), (124, 11221), (196, 7099), (217, 6412), (229, 6076), (434, 3206), (458, 3038), (868, 1603), (916, 1519)]