218454236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{54559}}^1$

素因数の和:54594

約数の個数: 48

約数和(自身を含む): 513300480

約数和(自身を除く): 294846244

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 54559, 109118, 218236, 381913, 600149, 709267, 763826, 1200298, 1418534, 1527652, 2400596, 2837068, 4201043, 4964869, 7801937, 8402086, 9929738, 15603874, 16804172, 19859476, 31207748, 54613559, 109227118, 218454236]

約数ペア:

[(1, 218454236), (2, 109227118), (4, 54613559), (7, 31207748), (11, 19859476), (13, 16804172), (14, 15603874), (22, 9929738), (26, 8402086), (28, 7801937), (44, 4964869), (52, 4201043), (77, 2837068), (91, 2400596), (143, 1527652), (154, 1418534), (182, 1200298), (286, 763826), (308, 709267), (364, 600149), (572, 381913), (1001, 218236), (2002, 109118), (4004, 54559)]