71890908

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4441}}^1$

素因数の和:4538

約数の個数: 48

約数和(自身を含む): 179101440

約数和(自身を除く): 107210532

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 71, 76, 114, 142, 213, 228, 284, 426, 852, 1349, 2698, 4047, 4441, 5396, 8094, 8882, 13323, 16188, 17764, 26646, 53292, 84379, 168758, 253137, 315311, 337516, 506274, 630622, 945933, 1012548, 1261244, 1891866, 3783732, 5990909, 11981818, 17972727, 23963636, 35945454, 71890908]

約数ペア:

[(1, 71890908), (2, 35945454), (3, 23963636), (4, 17972727), (6, 11981818), (12, 5990909), (19, 3783732), (38, 1891866), (57, 1261244), (71, 1012548), (76, 945933), (114, 630622), (142, 506274), (213, 337516), (228, 315311), (284, 253137), (426, 168758), (852, 84379), (1349, 53292), (2698, 26646), (4047, 17764), (4441, 16188), (5396, 13323), (8094, 8882)]