26380396

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 56379456

約数和(自身を除く): 29999060

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 157, 238, 314, 353, 476, 628, 706, 1099, 1412, 2198, 2471, 2669, 4396, 4942, 5338, 6001, 9884, 10676, 12002, 18683, 24004, 37366, 42007, 55421, 74732, 84014, 110842, 168028, 221684, 387947, 775894, 942157, 1551788, 1884314, 3768628, 6595099, 13190198, 26380396]

約数ペア:

[(1, 26380396), (2, 13190198), (4, 6595099), (7, 3768628), (14, 1884314), (17, 1551788), (28, 942157), (34, 775894), (68, 387947), (119, 221684), (157, 168028), (238, 110842), (314, 84014), (353, 74732), (476, 55421), (628, 42007), (706, 37366), (1099, 24004), (1412, 18683), (2198, 12002), (2471, 10676), (2669, 9884), (4396, 6001), (4942, 5338)]