281557624

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 556596360

約数和(自身を除く): 275038736

約数列:

[1, 2, 4, 8, 31, 53, 62, 106, 124, 212, 248, 424, 691, 961, 1382, 1643, 1922, 2764, 3286, 3844, 5528, 6572, 7688, 13144, 21421, 36623, 42842, 50933, 73246, 85684, 101866, 146492, 171368, 203732, 292984, 407464, 664051, 1135313, 1328102, 2270626, 2656204, 4541252, 5312408, 9082504, 35194703, 70389406, 140778812, 281557624]

約数ペア:

[(1, 281557624), (2, 140778812), (4, 70389406), (8, 35194703), (31, 9082504), (53, 5312408), (62, 4541252), (106, 2656204), (124, 2270626), (212, 1328102), (248, 1135313), (424, 664051), (691, 407464), (961, 292984), (1382, 203732), (1643, 171368), (1922, 146492), (2764, 101866), (3286, 85684), (3844, 73246), (5528, 50933), (6572, 42842), (7688, 36623), (13144, 21421)]