81397806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{13007}}^1$

素因数の和:13168

約数の個数: 32

約数和(自身を含む): 187315200

約数和(自身を除く): 105917394

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 149, 298, 447, 894, 1043, 2086, 3129, 6258, 13007, 26014, 39021, 78042, 91049, 182098, 273147, 546294, 1938043, 3876086, 5814129, 11628258, 13566301, 27132602, 40698903, 81397806]

約数ペア:

[(1, 81397806), (2, 40698903), (3, 27132602), (6, 13566301), (7, 11628258), (14, 5814129), (21, 3876086), (42, 1938043), (149, 546294), (298, 273147), (447, 182098), (894, 91049), (1043, 78042), (2086, 39021), (3129, 26014), (6258, 13007)]