222458236

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7937}}^1$

素因数の和:7979

約数の個数: 72

約数和(自身を含む): 532100016

約数和(自身を除く): 309641780

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 286, 308, 364, 539, 572, 637, 1001, 1078, 1274, 2002, 2156, 2548, 4004, 7007, 7937, 14014, 15874, 28028, 31748, 55559, 87307, 103181, 111118, 174614, 206362, 222236, 349228, 388913, 412724, 611149, 722267, 777826, 1134991, 1222298, 1444534, 1555652, 2269982, 2444596, 2889068, 4278043, 4539964, 5055869, 7944937, 8556086, 10111738, 15889874, 17112172, 20223476, 31779748, 55614559, 111229118, 222458236]

約数ペア:

[(1, 222458236), (2, 111229118), (4, 55614559), (7, 31779748), (11, 20223476), (13, 17112172), (14, 15889874), (22, 10111738), (26, 8556086), (28, 7944937), (44, 5055869), (49, 4539964), (52, 4278043), (77, 2889068), (91, 2444596), (98, 2269982), (143, 1555652), (154, 1444534), (182, 1222298), (196, 1134991), (286, 777826), (308, 722267), (364, 611149), (539, 412724), (572, 388913), (637, 349228), (1001, 222236), (1078, 206362), (1274, 174614), (2002, 111118), (2156, 103181), (2548, 87307), (4004, 55559), (7007, 31748), (7937, 28028), (14014, 15874)]