254442895

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{3221}}^1$

素因数の和:3331

約数の個数: 32

約数和(自身を含む): 364369536

約数和(自身を除く): 109926641

約数列:

[1, 5, 7, 35, 37, 61, 185, 259, 305, 427, 1295, 2135, 2257, 3221, 11285, 15799, 16105, 22547, 78995, 112735, 119177, 196481, 595885, 834239, 982405, 1375367, 4171195, 6876835, 7269797, 36348985, 50888579, 254442895]

約数ペア:

[(1, 254442895), (5, 50888579), (7, 36348985), (35, 7269797), (37, 6876835), (61, 4171195), (185, 1375367), (259, 982405), (305, 834239), (427, 595885), (1295, 196481), (2135, 119177), (2257, 112735), (3221, 78995), (11285, 22547), (15799, 16105)]