28989834041

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3613}}^1$

素因数の和:3766

約数の個数: 64

約数和(自身を含む): 37858529280

約数和(自身を除く): 8868695239

約数列:

[1, 7, 19, 23, 43, 61, 133, 161, 301, 427, 437, 817, 989, 1159, 1403, 2623, 3059, 3613, 5719, 6923, 8113, 9821, 18361, 18791, 25291, 26657, 49837, 60329, 68647, 83099, 131537, 155359, 186599, 220393, 348859, 422303, 480529, 581693, 1087513, 1146251, 1542751, 1578881, 2951821, 3573257, 4187467, 5069039, 8023757, 9476899, 11052167, 20662747, 25012799, 29312269, 35483273, 66338293, 67891883, 96311741, 180061081, 217968677, 475243181, 674182187, 1260427567, 1525780739, 4141404863, 28989834041]

約数ペア:

[(1, 28989834041), (7, 4141404863), (19, 1525780739), (23, 1260427567), (43, 674182187), (61, 475243181), (133, 217968677), (161, 180061081), (301, 96311741), (427, 67891883), (437, 66338293), (817, 35483273), (989, 29312269), (1159, 25012799), (1403, 20662747), (2623, 11052167), (3059, 9476899), (3613, 8023757), (5719, 5069039), (6923, 4187467), (8113, 3573257), (9821, 2951821), (18361, 1578881), (18791, 1542751), (25291, 1146251), (26657, 1087513), (49837, 581693), (60329, 480529), (68647, 422303), (83099, 348859), (131537, 220393), (155359, 186599)]