219030245

素因数分解:

$5^1\times 7^2\times {\mathrm{587}}^1\times {\mathrm{1523}}^1$

素因数の和:2129

約数の個数: 24

約数和(自身を含む): 306470304

約数和(自身を除く): 87440059

約数列:

[1, 5, 7, 35, 49, 245, 587, 1523, 2935, 4109, 7615, 10661, 20545, 28763, 53305, 74627, 143815, 373135, 894001, 4470005, 6258007, 31290035, 43806049, 219030245]

約数ペア:

[(1, 219030245), (5, 43806049), (7, 31290035), (35, 6258007), (49, 4470005), (245, 894001), (587, 373135), (1523, 143815), (2935, 74627), (4109, 53305), (7615, 28763), (10661, 20545)]