308907728

素因数分解:

$2^4\times {\mathrm{347}}^1\times {\mathrm{55639}}^1$

素因数の和:55994

約数の個数: 20

約数和(自身を含む): 600244320

約数和(自身を除く): 291336592

約数列:

[1, 2, 4, 8, 16, 347, 694, 1388, 2776, 5552, 55639, 111278, 222556, 445112, 890224, 19306733, 38613466, 77226932, 154453864, 308907728]

約数ペア:

[(1, 308907728), (2, 154453864), (4, 77226932), (8, 38613466), (16, 19306733), (347, 890224), (694, 445112), (1388, 222556), (2776, 111278), (5552, 55639)]