221340574

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{19937}}^1$

素因数の和:20020

約数の個数: 32

約数和(自身を含む): 415348416

約数和(自身を除く): 194007842

約数列:

[1, 2, 7, 13, 14, 26, 61, 91, 122, 182, 427, 793, 854, 1586, 5551, 11102, 19937, 39874, 139559, 259181, 279118, 518362, 1216157, 1814267, 2432314, 3628534, 8513099, 15810041, 17026198, 31620082, 110670287, 221340574]

約数ペア:

[(1, 221340574), (2, 110670287), (7, 31620082), (13, 17026198), (14, 15810041), (26, 8513099), (61, 3628534), (91, 2432314), (122, 1814267), (182, 1216157), (427, 518362), (793, 279118), (854, 259181), (1586, 139559), (5551, 39874), (11102, 19937)]