1330989805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 1773100800

約数和(自身を除く): 442110995

約数列:

[1, 5, 19, 31, 61, 95, 155, 239, 305, 589, 961, 1159, 1195, 1891, 2945, 4541, 4805, 5795, 7409, 9455, 14579, 18259, 22705, 35929, 37045, 58621, 72895, 91295, 140771, 179645, 229679, 277001, 293105, 451949, 703855, 1113799, 1148395, 1385005, 2259745, 4363901, 5568995, 8587031, 14010419, 21819505, 42935155, 70052095, 266197961, 1330989805]

約数ペア:

[(1, 1330989805), (5, 266197961), (19, 70052095), (31, 42935155), (61, 21819505), (95, 14010419), (155, 8587031), (239, 5568995), (305, 4363901), (589, 2259745), (961, 1385005), (1159, 1148395), (1195, 1113799), (1891, 703855), (2945, 451949), (4541, 293105), (4805, 277001), (5795, 229679), (7409, 179645), (9455, 140771), (14579, 91295), (18259, 72895), (22705, 58621), (35929, 37045)]