1272540274

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{199021}}^1$

素因数の和:199185

約数の個数: 16

約数和(自身を含む): 2006141760

約数和(自身を除く): 733601486

約数列:

[1, 2, 23, 46, 139, 278, 3197, 6394, 199021, 398042, 4577483, 9154966, 27663919, 55327838, 636270137, 1272540274]

約数ペア:

[(1, 1272540274), (2, 636270137), (23, 55327838), (46, 27663919), (139, 9154966), (278, 4577483), (3197, 398042), (6394, 199021)]