821817828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1756021}}^1$

素因数の和:1756044

約数の個数: 36

約数和(自身を含む): 2237172028

約数和(自身を除く): 1415354200

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1756021, 3512042, 5268063, 7024084, 10536126, 15804189, 21072252, 22828273, 31608378, 45656546, 63216756, 68484819, 91313092, 136969638, 205454457, 273939276, 410908914, 821817828]

約数ペア:

[(1, 821817828), (2, 410908914), (3, 273939276), (4, 205454457), (6, 136969638), (9, 91313092), (12, 68484819), (13, 63216756), (18, 45656546), (26, 31608378), (36, 22828273), (39, 21072252), (52, 15804189), (78, 10536126), (117, 7024084), (156, 5268063), (234, 3512042), (468, 1756021)]