254352385

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 379184976

約数和(自身を除く): 124832591

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 173, 245, 353, 595, 833, 865, 1211, 1765, 2471, 2941, 4165, 6001, 6055, 8477, 12355, 14705, 17297, 20587, 30005, 42007, 42385, 61069, 86485, 102935, 144109, 210035, 294049, 305345, 427483, 720545, 1038173, 1470245, 2137415, 2992381, 5190865, 7267211, 14961905, 36336055, 50870477, 254352385]

約数ペア:

[(1, 254352385), (5, 50870477), (7, 36336055), (17, 14961905), (35, 7267211), (49, 5190865), (85, 2992381), (119, 2137415), (173, 1470245), (245, 1038173), (353, 720545), (595, 427483), (833, 305345), (865, 294049), (1211, 210035), (1765, 144109), (2471, 102935), (2941, 86485), (4165, 61069), (6001, 42385), (6055, 42007), (8477, 30005), (12355, 20587), (14705, 17297)]