123780904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1190201}}^1$

素因数の和:1190220

約数の個数: 16

約数和(自身を含む): 249942420

約数和(自身を除く): 126161516

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1190201, 2380402, 4760804, 9521608, 15472613, 30945226, 61890452, 123780904]

約数ペア:

[(1, 123780904), (2, 61890452), (4, 30945226), (8, 15472613), (13, 9521608), (26, 4760804), (52, 2380402), (104, 1190201)]