16158905

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 23390208

約数和(自身を除く): 7231303

約数列:

[1, 5, 7, 31, 35, 53, 155, 217, 265, 281, 371, 1085, 1405, 1643, 1855, 1967, 8215, 8711, 9835, 11501, 14893, 43555, 57505, 60977, 74465, 104251, 304885, 461683, 521255, 2308415, 3231781, 16158905]

約数ペア:

[(1, 16158905), (5, 3231781), (7, 2308415), (31, 521255), (35, 461683), (53, 304885), (155, 104251), (217, 74465), (265, 60977), (281, 57505), (371, 43555), (1085, 14893), (1405, 11501), (1643, 9835), (1855, 8711), (1967, 8215)]