215375508

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{43669}}^1$

素因数の和:43816

約数の個数: 36

約数和(自身を含む): 548407860

約数和(自身を除く): 333032352

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 274, 411, 548, 822, 1233, 1644, 2466, 4932, 43669, 87338, 131007, 174676, 262014, 393021, 524028, 786042, 1572084, 5982653, 11965306, 17947959, 23930612, 35895918, 53843877, 71791836, 107687754, 215375508]

約数ペア:

[(1, 215375508), (2, 107687754), (3, 71791836), (4, 53843877), (6, 35895918), (9, 23930612), (12, 17947959), (18, 11965306), (36, 5982653), (137, 1572084), (274, 786042), (411, 524028), (548, 393021), (822, 262014), (1233, 174676), (1644, 131007), (2466, 87338), (4932, 43669)]