253545578

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{971}}^1$

素因数の和:1091

約数の個数: 48

約数和(自身を含む): 456085728

約数和(自身を除く): 202540150

約数列:

[1, 2, 11, 13, 22, 26, 83, 121, 143, 166, 242, 286, 913, 971, 1079, 1573, 1826, 1942, 2158, 3146, 10043, 10681, 11869, 12623, 20086, 21362, 23738, 25246, 80593, 117491, 130559, 138853, 161186, 234982, 261118, 277706, 886523, 1047709, 1527383, 1773046, 2095418, 3054766, 9751753, 11524799, 19503506, 23049598, 126772789, 253545578]

約数ペア:

[(1, 253545578), (2, 126772789), (11, 23049598), (13, 19503506), (22, 11524799), (26, 9751753), (83, 3054766), (121, 2095418), (143, 1773046), (166, 1527383), (242, 1047709), (286, 886523), (913, 277706), (971, 261118), (1079, 234982), (1573, 161186), (1826, 138853), (1942, 130559), (2158, 117491), (3146, 80593), (10043, 25246), (10681, 23738), (11869, 21362), (12623, 20086)]