1290211622

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{663007}}^1$

素因数の和:663155

約数の個数: 16

約数和(自身を含む): 2227706880

約数和(自身を除く): 937495258

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 663007, 1326014, 4641049, 9282098, 92157973, 184315946, 645105811, 1290211622]

約数ペア:

[(1, 1290211622), (2, 645105811), (7, 184315946), (14, 92157973), (139, 9282098), (278, 4641049), (973, 1326014), (1946, 663007)]