281385896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{168293}}^1$

素因数の和:168329

約数の個数: 32

約数和(自身を含む): 605858400

約数和(自身を除く): 324472504

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 168293, 336586, 673172, 1346344, 1851223, 3197567, 3702446, 6395134, 7404892, 12790268, 14809784, 25580536, 35173237, 70346474, 140692948, 281385896]

約数ペア:

[(1, 281385896), (2, 140692948), (4, 70346474), (8, 35173237), (11, 25580536), (19, 14809784), (22, 12790268), (38, 7404892), (44, 6395134), (76, 3702446), (88, 3197567), (152, 1851223), (209, 1346344), (418, 673172), (836, 336586), (1672, 168293)]