81499718

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 132572160

約数和(自身を除く): 51072442

約数列:

[1, 2, 23, 41, 46, 79, 82, 158, 547, 943, 1094, 1817, 1886, 3239, 3634, 6478, 12581, 22427, 25162, 43213, 44854, 74497, 86426, 148994, 515821, 993899, 1031642, 1771733, 1987798, 3543466, 40749859, 81499718]

約数ペア:

[(1, 81499718), (2, 40749859), (23, 3543466), (41, 1987798), (46, 1771733), (79, 1031642), (82, 993899), (158, 515821), (547, 148994), (943, 86426), (1094, 74497), (1817, 44854), (1886, 43213), (3239, 25162), (3634, 22427), (6478, 12581)]