618135

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^2$

素因数の和:80

約数の個数: 36

約数和(自身を含む): 1191528

約数和(自身を除く): 573393

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 87, 105, 145, 147, 203, 245, 435, 609, 735, 841, 1015, 1421, 2523, 3045, 4205, 4263, 5887, 7105, 12615, 17661, 21315, 29435, 41209, 88305, 123627, 206045, 618135]

約数ペア:

[(1, 618135), (3, 206045), (5, 123627), (7, 88305), (15, 41209), (21, 29435), (29, 21315), (35, 17661), (49, 12615), (87, 7105), (105, 5887), (145, 4263), (147, 4205), (203, 3045), (245, 2523), (435, 1421), (609, 1015), (735, 841)]