81881298

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{12601}}^1$

素因数の和:12647

約数の個数: 36

約数和(自身を含む): 187253118

約数和(自身を除く): 105371820

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 3249, 6498, 12601, 25202, 37803, 75606, 113409, 226818, 239419, 478838, 718257, 1436514, 2154771, 4309542, 4548961, 9097922, 13646883, 27293766, 40940649, 81881298]

約数ペア:

[(1, 81881298), (2, 40940649), (3, 27293766), (6, 13646883), (9, 9097922), (18, 4548961), (19, 4309542), (38, 2154771), (57, 1436514), (114, 718257), (171, 478838), (342, 239419), (361, 226818), (722, 113409), (1083, 75606), (2166, 37803), (3249, 25202), (6498, 12601)]