201221418

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 436700160

約数和(自身を除く): 235478742

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 103, 107, 179, 206, 214, 309, 321, 358, 537, 618, 642, 1074, 1751, 1819, 3043, 3502, 3638, 5253, 5457, 6086, 9129, 10506, 10914, 11021, 18258, 18437, 19153, 22042, 33063, 36874, 38306, 55311, 57459, 66126, 110622, 114918, 187357, 313429, 325601, 374714, 562071, 626858, 651202, 940287, 976803, 1124142, 1880574, 1953606, 1972759, 3945518, 5918277, 11836554, 33536903, 67073806, 100610709, 201221418]

約数ペア:

[(1, 201221418), (2, 100610709), (3, 67073806), (6, 33536903), (17, 11836554), (34, 5918277), (51, 3945518), (102, 1972759), (103, 1953606), (107, 1880574), (179, 1124142), (206, 976803), (214, 940287), (309, 651202), (321, 626858), (358, 562071), (537, 374714), (618, 325601), (642, 313429), (1074, 187357), (1751, 114918), (1819, 110622), (3043, 66126), (3502, 57459), (3638, 55311), (5253, 38306), (5457, 36874), (6086, 33063), (9129, 22042), (10506, 19153), (10914, 18437), (11021, 18258)]