156910851

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1$

素因数の和:1105

約数の個数: 40

約数和(自身を含む): 246346320

約数和(自身を除く): 89435469

約数列:

[1, 3, 9, 27, 29, 67, 81, 87, 201, 261, 603, 783, 997, 1809, 1943, 2349, 2991, 5427, 5829, 8973, 17487, 26919, 28913, 52461, 66799, 80757, 86739, 157383, 200397, 260217, 601191, 780651, 1803573, 1937171, 2341953, 5410719, 5811513, 17434539, 52303617, 156910851]

約数ペア:

[(1, 156910851), (3, 52303617), (9, 17434539), (27, 5811513), (29, 5410719), (67, 2341953), (81, 1937171), (87, 1803573), (201, 780651), (261, 601191), (603, 260217), (783, 200397), (997, 157383), (1809, 86739), (1943, 80757), (2349, 66799), (2991, 52461), (5427, 28913), (5829, 26919), (8973, 17487)]