78402653

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{1733}}^1$

素因数の和:2044

約数の個数: 16

約数和(自身を含む): 93885696

約数和(自身を除く): 15483043

約数列:

[1, 7, 23, 161, 281, 1733, 1967, 6463, 12131, 39859, 45241, 279013, 486973, 3408811, 11200379, 78402653]

約数ペア:

[(1, 78402653), (7, 11200379), (23, 3408811), (161, 486973), (281, 279013), (1733, 45241), (1967, 39859), (6463, 12131)]