291255394

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{28393}}^1$

素因数の和:28641

約数の個数: 16

約数和(自身を含む): 457938432

約数和(自身を除く): 166683038

約数列:

[1, 2, 23, 46, 223, 446, 5129, 10258, 28393, 56786, 653039, 1306078, 6331639, 12663278, 145627697, 291255394]

約数ペア:

[(1, 291255394), (2, 145627697), (23, 12663278), (46, 6331639), (223, 1306078), (446, 653039), (5129, 56786), (10258, 28393)]