81438858

素因数分解:

$2^1\times 3^4\times {\mathrm{281}}^1\times {\mathrm{1789}}^1$

素因数の和:2084

約数の個数: 40

約数和(自身を含む): 183235140

約数和(自身を除く): 101796282

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 281, 562, 843, 1686, 1789, 2529, 3578, 5058, 5367, 7587, 10734, 15174, 16101, 22761, 32202, 45522, 48303, 96606, 144909, 289818, 502709, 1005418, 1508127, 3016254, 4524381, 9048762, 13573143, 27146286, 40719429, 81438858]

約数ペア:

[(1, 81438858), (2, 40719429), (3, 27146286), (6, 13573143), (9, 9048762), (18, 4524381), (27, 3016254), (54, 1508127), (81, 1005418), (162, 502709), (281, 289818), (562, 144909), (843, 96606), (1686, 48303), (1789, 45522), (2529, 32202), (3578, 22761), (5058, 16101), (5367, 15174), (7587, 10734)]