856557559

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{271}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 1089027072

約数和(自身を除く): 232469513

約数列:

[1, 11, 13, 23, 31, 143, 253, 271, 299, 341, 403, 713, 961, 2981, 3289, 3523, 4433, 6233, 7843, 8401, 9269, 10571, 12493, 22103, 38753, 68563, 81029, 92411, 101959, 109213, 137423, 193223, 243133, 260431, 287339, 891319, 1201343, 2125453, 2511899, 2864741, 3160729, 3385603, 5989913, 27630889, 37241633, 65889043, 77868869, 856557559]

約数ペア:

[(1, 856557559), (11, 77868869), (13, 65889043), (23, 37241633), (31, 27630889), (143, 5989913), (253, 3385603), (271, 3160729), (299, 2864741), (341, 2511899), (403, 2125453), (713, 1201343), (961, 891319), (2981, 287339), (3289, 260431), (3523, 243133), (4433, 193223), (6233, 137423), (7843, 109213), (8401, 101959), (9269, 92411), (10571, 81029), (12493, 68563), (22103, 38753)]