281855804

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{4153}}^1$

素因数の和:4242

約数の個数: 36

約数和(自身を含む): 531778464

約数和(自身を除く): 249922660

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 361, 722, 893, 1444, 1786, 3572, 4153, 8306, 16612, 16967, 33934, 67868, 78907, 157814, 195191, 315628, 390382, 780764, 1499233, 2998466, 3708629, 5996932, 7417258, 14834516, 70463951, 140927902, 281855804]

約数ペア:

[(1, 281855804), (2, 140927902), (4, 70463951), (19, 14834516), (38, 7417258), (47, 5996932), (76, 3708629), (94, 2998466), (188, 1499233), (361, 780764), (722, 390382), (893, 315628), (1444, 195191), (1786, 157814), (3572, 78907), (4153, 67868), (8306, 33934), (16612, 16967)]