208977894

素因数分解:

$2^1\times 3^4\times {\mathrm{181}}^1\times {\mathrm{7127}}^1$

素因数の和:7322

約数の個数: 40

約数和(自身を含む): 470918448

約数和(自身を除く): 261940554

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 181, 362, 543, 1086, 1629, 3258, 4887, 7127, 9774, 14254, 14661, 21381, 29322, 42762, 64143, 128286, 192429, 384858, 577287, 1154574, 1289987, 2579974, 3869961, 7739922, 11609883, 23219766, 34829649, 69659298, 104488947, 208977894]

約数ペア:

[(1, 208977894), (2, 104488947), (3, 69659298), (6, 34829649), (9, 23219766), (18, 11609883), (27, 7739922), (54, 3869961), (81, 2579974), (162, 1289987), (181, 1154574), (362, 577287), (543, 384858), (1086, 192429), (1629, 128286), (3258, 64143), (4887, 42762), (7127, 29322), (9774, 21381), (14254, 14661)]