28981296

素因数分解:

$2^4\times 3^2\times {\mathrm{313}}^1\times {\mathrm{643}}^1$

素因数の和:970

約数の個数: 60

約数和(自身を含む): 81493048

約数和(自身を除く): 52511752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 313, 626, 643, 939, 1252, 1286, 1878, 1929, 2504, 2572, 2817, 3756, 3858, 5008, 5144, 5634, 5787, 7512, 7716, 10288, 11268, 11574, 15024, 15432, 22536, 23148, 30864, 45072, 46296, 92592, 201259, 402518, 603777, 805036, 1207554, 1610072, 1811331, 2415108, 3220144, 3622662, 4830216, 7245324, 9660432, 14490648, 28981296]

約数ペア:

[(1, 28981296), (2, 14490648), (3, 9660432), (4, 7245324), (6, 4830216), (8, 3622662), (9, 3220144), (12, 2415108), (16, 1811331), (18, 1610072), (24, 1207554), (36, 805036), (48, 603777), (72, 402518), (144, 201259), (313, 92592), (626, 46296), (643, 45072), (939, 30864), (1252, 23148), (1286, 22536), (1878, 15432), (1929, 15024), (2504, 11574), (2572, 11268), (2817, 10288), (3756, 7716), (3858, 7512), (5008, 5787), (5144, 5634)]