81550908

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{3833}}^1$

素因数の和:4043

約数の個数: 48

約数和(自身を含む): 212556960

約数和(自身を除く): 131006052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 1182, 1773, 2364, 3546, 3833, 5319, 7092, 7666, 10638, 11499, 15332, 21276, 22998, 34497, 45996, 68994, 103491, 137988, 206982, 413964, 755101, 1510202, 2265303, 3020404, 4530606, 6795909, 9061212, 13591818, 20387727, 27183636, 40775454, 81550908]

約数ペア:

[(1, 81550908), (2, 40775454), (3, 27183636), (4, 20387727), (6, 13591818), (9, 9061212), (12, 6795909), (18, 4530606), (27, 3020404), (36, 2265303), (54, 1510202), (108, 755101), (197, 413964), (394, 206982), (591, 137988), (788, 103491), (1182, 68994), (1773, 45996), (2364, 34497), (3546, 22998), (3833, 21276), (5319, 15332), (7092, 11499), (7666, 10638)]