388681356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{42451}}^1$

素因数の和:42574

約数の個数: 48

約数和(自身を含む): 1046017280

約数和(自身を除く): 657335924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 218, 327, 436, 654, 763, 1308, 1526, 2289, 3052, 4578, 9156, 42451, 84902, 127353, 169804, 254706, 297157, 509412, 594314, 891471, 1188628, 1782942, 3565884, 4627159, 9254318, 13881477, 18508636, 27762954, 32390113, 55525908, 64780226, 97170339, 129560452, 194340678, 388681356]

約数ペア:

[(1, 388681356), (2, 194340678), (3, 129560452), (4, 97170339), (6, 64780226), (7, 55525908), (12, 32390113), (14, 27762954), (21, 18508636), (28, 13881477), (42, 9254318), (84, 4627159), (109, 3565884), (218, 1782942), (327, 1188628), (436, 891471), (654, 594314), (763, 509412), (1308, 297157), (1526, 254706), (2289, 169804), (3052, 127353), (4578, 84902), (9156, 42451)]