251450556

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{61091}}^1$

素因数の和:61119

約数の個数: 48

約数和(自身を含む): 684230400

約数和(自身を除く): 432779844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 61091, 122182, 183273, 244364, 366546, 427637, 733092, 855274, 1282911, 1710548, 2565822, 2993459, 5131644, 5986918, 8980377, 11973836, 17960754, 20954213, 35921508, 41908426, 62862639, 83816852, 125725278, 251450556]

約数ペア:

[(1, 251450556), (2, 125725278), (3, 83816852), (4, 62862639), (6, 41908426), (7, 35921508), (12, 20954213), (14, 17960754), (21, 11973836), (28, 8980377), (42, 5986918), (49, 5131644), (84, 2993459), (98, 2565822), (147, 1710548), (196, 1282911), (294, 855274), (343, 733092), (588, 427637), (686, 366546), (1029, 244364), (1372, 183273), (2058, 122182), (4116, 61091)]