2138115

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{2909}}^1$

素因数の和:2931

約数の個数: 24

約数和(自身を含む): 3980880

約数和(自身を除く): 1842765

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 2909, 8727, 14545, 20363, 43635, 61089, 101815, 142541, 305445, 427623, 712705, 2138115]

約数ペア:

[(1, 2138115), (3, 712705), (5, 427623), (7, 305445), (15, 142541), (21, 101815), (35, 61089), (49, 43635), (105, 20363), (147, 14545), (245, 8727), (735, 2909)]