19457516001

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1\times {\mathrm{4289}}^1$

素因数の和:4830

約数の個数: 64

約数和(自身を含む): 33210777600

約数和(自身を除く): 13753261599

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 123, 231, 287, 451, 479, 861, 1353, 1437, 3157, 3353, 4289, 5269, 9471, 10059, 12867, 15807, 19639, 30023, 36883, 47179, 58917, 90069, 110649, 137473, 141537, 175849, 216029, 330253, 412419, 527547, 648087, 990759, 1230943, 1512203, 1934339, 2054431, 3692829, 4536609, 5803017, 6163293, 13540373, 14381017, 22598741, 40621119, 43143051, 67796223, 84231671, 158191187, 252695013, 474573561, 589621697, 926548381, 1768865091, 2779645143, 6485838667, 19457516001]

約数ペア:

[(1, 19457516001), (3, 6485838667), (7, 2779645143), (11, 1768865091), (21, 926548381), (33, 589621697), (41, 474573561), (77, 252695013), (123, 158191187), (231, 84231671), (287, 67796223), (451, 43143051), (479, 40621119), (861, 22598741), (1353, 14381017), (1437, 13540373), (3157, 6163293), (3353, 5803017), (4289, 4536609), (5269, 3692829), (9471, 2054431), (10059, 1934339), (12867, 1512203), (15807, 1230943), (19639, 990759), (30023, 648087), (36883, 527547), (47179, 412419), (58917, 330253), (90069, 216029), (110649, 175849), (137473, 141537)]