28620075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 52246656

約数和(自身を除く): 23626581

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 113, 165, 275, 307, 339, 565, 825, 921, 1243, 1535, 1695, 2825, 3377, 3729, 4605, 6215, 7675, 8475, 10131, 16885, 18645, 23025, 31075, 34691, 50655, 84425, 93225, 104073, 173455, 253275, 381601, 520365, 867275, 1144803, 1908005, 2601825, 5724015, 9540025, 28620075]

約数ペア:

[(1, 28620075), (3, 9540025), (5, 5724015), (11, 2601825), (15, 1908005), (25, 1144803), (33, 867275), (55, 520365), (75, 381601), (113, 253275), (165, 173455), (275, 104073), (307, 93225), (339, 84425), (565, 50655), (825, 34691), (921, 31075), (1243, 23025), (1535, 18645), (1695, 16885), (2825, 10131), (3377, 8475), (3729, 7675), (4605, 6215)]