408906963

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{9551}}^1$

素因数の和:9695

約数の個数: 24

約数和(自身を含む): 607965696

約数和(自身を除く): 199058733

約数列:

[1, 3, 9, 67, 71, 201, 213, 603, 639, 4757, 9551, 14271, 28653, 42813, 85959, 639917, 678121, 1919751, 2034363, 5759253, 6103089, 45434107, 136302321, 408906963]

約数ペア:

[(1, 408906963), (3, 136302321), (9, 45434107), (67, 6103089), (71, 5759253), (201, 2034363), (213, 1919751), (603, 678121), (639, 639917), (4757, 85959), (9551, 42813), (14271, 28653)]