12957012

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{997}}^1$

素因数の和:1045

約数の個数: 54

約数和(自身を含む): 34601658

約数和(自身を除く): 21644646

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 361, 684, 722, 997, 1083, 1444, 1994, 2166, 2991, 3249, 3988, 4332, 5982, 6498, 8973, 11964, 12996, 17946, 18943, 35892, 37886, 56829, 75772, 113658, 170487, 227316, 340974, 359917, 681948, 719834, 1079751, 1439668, 2159502, 3239253, 4319004, 6478506, 12957012]

約数ペア:

[(1, 12957012), (2, 6478506), (3, 4319004), (4, 3239253), (6, 2159502), (9, 1439668), (12, 1079751), (18, 719834), (19, 681948), (36, 359917), (38, 340974), (57, 227316), (76, 170487), (114, 113658), (171, 75772), (228, 56829), (342, 37886), (361, 35892), (684, 18943), (722, 17946), (997, 12996), (1083, 11964), (1444, 8973), (1994, 6498), (2166, 5982), (2991, 4332), (3249, 3988)]