691531164

素因数分解:

$2^2\times 3^2\times {\mathrm{997}}^1\times {\mathrm{19267}}^1$

素因数の和:20274

約数の個数: 36

約数和(自身を含む): 1749881224

約数和(自身を除く): 1058350060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 997, 1994, 2991, 3988, 5982, 8973, 11964, 17946, 19267, 35892, 38534, 57801, 77068, 115602, 173403, 231204, 346806, 693612, 19209199, 38418398, 57627597, 76836796, 115255194, 172882791, 230510388, 345765582, 691531164]

約数ペア:

[(1, 691531164), (2, 345765582), (3, 230510388), (4, 172882791), (6, 115255194), (9, 76836796), (12, 57627597), (18, 38418398), (36, 19209199), (997, 693612), (1994, 346806), (2991, 231204), (3988, 173403), (5982, 115602), (8973, 77068), (11964, 57801), (17946, 38534), (19267, 35892)]