71245657

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 36

約数和(自身を含む): 91693620

約数和(自身を除く): 20447963

約数列:

[1, 7, 17, 31, 49, 89, 119, 217, 527, 623, 833, 961, 1513, 1519, 2759, 3689, 4361, 6727, 10591, 16337, 19313, 25823, 46903, 47089, 74137, 85529, 114359, 135191, 328321, 598703, 800513, 1453993, 2298247, 4190921, 10177951, 71245657]

約数ペア:

[(1, 71245657), (7, 10177951), (17, 4190921), (31, 2298247), (49, 1453993), (89, 800513), (119, 598703), (217, 328321), (527, 135191), (623, 114359), (833, 85529), (961, 74137), (1513, 47089), (1519, 46903), (2759, 25823), (3689, 19313), (4361, 16337), (6727, 10591)]