1221109578

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{5218417}}^1$

素因数の和:5218438

約数の個数: 24

約数和(自身を含む): 2849256228

約数和(自身を除く): 1628146650

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 5218417, 10436834, 15655251, 31310502, 46965753, 67839421, 93931506, 135678842, 203518263, 407036526, 610554789, 1221109578]

約数ペア:

[(1, 1221109578), (2, 610554789), (3, 407036526), (6, 203518263), (9, 135678842), (13, 93931506), (18, 67839421), (26, 46965753), (39, 31310502), (78, 15655251), (117, 10436834), (234, 5218417)]