15339790

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 28506816

約数和(自身を除く): 13167026

約数列:

[1, 2, 5, 10, 53, 103, 106, 206, 265, 281, 515, 530, 562, 1030, 1405, 2810, 5459, 10918, 14893, 27295, 28943, 29786, 54590, 57886, 74465, 144715, 148930, 289430, 1533979, 3067958, 7669895, 15339790]

約数ペア:

[(1, 15339790), (2, 7669895), (5, 3067958), (10, 1533979), (53, 289430), (103, 148930), (106, 144715), (206, 74465), (265, 57886), (281, 54590), (515, 29786), (530, 28943), (562, 27295), (1030, 14893), (1405, 10918), (2810, 5459)]