208520706

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 450172800

約数和(自身を除く): 241652094

約数列:

[1, 2, 3, 6, 19, 38, 57, 97, 109, 114, 173, 194, 218, 291, 327, 346, 519, 582, 654, 1038, 1843, 2071, 3287, 3686, 4142, 5529, 6213, 6574, 9861, 10573, 11058, 12426, 16781, 18857, 19722, 21146, 31719, 33562, 37714, 50343, 56571, 63438, 100686, 113142, 200887, 318839, 358283, 401774, 602661, 637678, 716566, 956517, 1074849, 1205322, 1829129, 1913034, 2149698, 3658258, 5487387, 10974774, 34753451, 69506902, 104260353, 208520706]

約数ペア:

[(1, 208520706), (2, 104260353), (3, 69506902), (6, 34753451), (19, 10974774), (38, 5487387), (57, 3658258), (97, 2149698), (109, 1913034), (114, 1829129), (173, 1205322), (194, 1074849), (218, 956517), (291, 716566), (327, 637678), (346, 602661), (519, 401774), (582, 358283), (654, 318839), (1038, 200887), (1843, 113142), (2071, 100686), (3287, 63438), (3686, 56571), (4142, 50343), (5529, 37714), (6213, 33562), (6574, 31719), (9861, 21146), (10573, 19722), (11058, 18857), (12426, 16781)]