2661438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 5796000

約数和(自身を除く): 3134562

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 149, 229, 298, 447, 458, 687, 894, 1374, 1937, 2977, 3874, 5811, 5954, 8931, 11622, 17862, 34121, 68242, 102363, 204726, 443573, 887146, 1330719, 2661438]

約数ペア:

[(1, 2661438), (2, 1330719), (3, 887146), (6, 443573), (13, 204726), (26, 102363), (39, 68242), (78, 34121), (149, 17862), (229, 11622), (298, 8931), (447, 5954), (458, 5811), (687, 3874), (894, 2977), (1374, 1937)]