87181.000000

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:64

約数の個数: 36

約数和(自身を含む): 1598688

約数和(自身を除く): 654147

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 169, 207, 243, 299, 351, 507, 621, 897, 1053, 1521, 1863, 2691, 3159, 3887, 4563, 5589, 8073, 11661, 13689, 24219, 34983, 41067, 72657, 104949, 314847, 944541]

約数ペア:

[(1, 944541), (3, 314847), (9, 104949), (13, 72657), (23, 41067), (27, 34983), (39, 24219), (69, 13689), (81, 11661), (117, 8073), (169, 5589), (207, 4563), (243, 3887), (299, 3159), (351, 2691), (507, 1863), (621, 1521), (897, 1053)]