18390099

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 32514048

約数和(自身を除く): 14123949

約数列:

[1, 3, 7, 13, 21, 31, 39, 41, 53, 91, 93, 123, 159, 217, 273, 287, 371, 403, 533, 651, 689, 861, 1113, 1209, 1271, 1599, 1643, 2067, 2173, 2821, 3731, 3813, 4823, 4929, 6519, 8463, 8897, 11193, 11501, 14469, 15211, 16523, 21359, 26691, 28249, 34503, 45633, 49569, 64077, 67363, 84747, 115661, 149513, 197743, 202089, 346983, 448539, 471541, 593229, 875719, 1414623, 2627157, 6130033, 18390099]

約数ペア:

[(1, 18390099), (3, 6130033), (7, 2627157), (13, 1414623), (21, 875719), (31, 593229), (39, 471541), (41, 448539), (53, 346983), (91, 202089), (93, 197743), (123, 149513), (159, 115661), (217, 84747), (273, 67363), (287, 64077), (371, 49569), (403, 45633), (533, 34503), (651, 28249), (689, 26691), (861, 21359), (1113, 16523), (1209, 15211), (1271, 14469), (1599, 11501), (1643, 11193), (2067, 8897), (2173, 8463), (2821, 6519), (3731, 4929), (3813, 4823)]