61871210

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{213349}}^1$

素因数の和:213385

約数の個数: 16

約数和(自身を含む): 115209000

約数和(自身を除く): 53337790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 213349, 426698, 1066745, 2133490, 6187121, 12374242, 30935605, 61871210]

約数ペア:

[(1, 61871210), (2, 30935605), (5, 12374242), (10, 6187121), (29, 2133490), (58, 1066745), (145, 426698), (290, 213349)]