31780494746

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{51043}}^1$

素因数の和:51387

約数の個数: 64

約数和(自身を含む): 64212535296

約数和(自身を除く): 32432040550

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 311, 622, 1001, 2002, 2177, 3421, 4043, 4354, 6842, 8086, 23947, 28301, 44473, 47894, 51043, 56602, 88946, 102086, 311311, 357301, 561473, 622622, 663559, 714602, 1122946, 1327118, 3930311, 4644913, 7299149, 7860622, 9289826, 14598298, 15874373, 31748746, 51094043, 102188086, 111120611, 174618103, 206366849, 222241222, 349236206, 412733698, 1222326721, 1444567943, 2270035339, 2444653442, 2889135886, 4540070678, 15890247373, 31780494746]

約数ペア:

[(1, 31780494746), (2, 15890247373), (7, 4540070678), (11, 2889135886), (13, 2444653442), (14, 2270035339), (22, 1444567943), (26, 1222326721), (77, 412733698), (91, 349236206), (143, 222241222), (154, 206366849), (182, 174618103), (286, 111120611), (311, 102188086), (622, 51094043), (1001, 31748746), (2002, 15874373), (2177, 14598298), (3421, 9289826), (4043, 7860622), (4354, 7299149), (6842, 4644913), (8086, 3930311), (23947, 1327118), (28301, 1122946), (44473, 714602), (47894, 663559), (51043, 622622), (56602, 561473), (88946, 357301), (102086, 311311)]