780122

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:653

約数の個数: 16

約数和(自身を含む): 1352832

約数和(自身を除く): 572710

約数列:

[1, 2, 7, 14, 103, 206, 541, 721, 1082, 1442, 3787, 7574, 55723, 111446, 390061, 780122]

約数ペア:

[(1, 780122), (2, 390061), (7, 111446), (14, 55723), (103, 7574), (206, 3787), (541, 1442), (721, 1082)]