1271844

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{103}}^1$

素因数の和:134

約数の個数: 72

約数和(自身を含む): 3785600

約数和(自身を除く): 2513756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 103, 126, 147, 196, 206, 252, 294, 309, 343, 412, 441, 588, 618, 686, 721, 882, 927, 1029, 1236, 1372, 1442, 1764, 1854, 2058, 2163, 2884, 3087, 3708, 4116, 4326, 5047, 6174, 6489, 8652, 10094, 12348, 12978, 15141, 20188, 25956, 30282, 35329, 45423, 60564, 70658, 90846, 105987, 141316, 181692, 211974, 317961, 423948, 635922, 1271844]

約数ペア:

[(1, 1271844), (2, 635922), (3, 423948), (4, 317961), (6, 211974), (7, 181692), (9, 141316), (12, 105987), (14, 90846), (18, 70658), (21, 60564), (28, 45423), (36, 35329), (42, 30282), (49, 25956), (63, 20188), (84, 15141), (98, 12978), (103, 12348), (126, 10094), (147, 8652), (196, 6489), (206, 6174), (252, 5047), (294, 4326), (309, 4116), (343, 3708), (412, 3087), (441, 2884), (588, 2163), (618, 2058), (686, 1854), (721, 1764), (882, 1442), (927, 1372), (1029, 1236)]