628144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:145

約数の個数: 40

約数和(自身を含む): 1374912

約数和(自身を除く): 746768

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 83, 86, 88, 166, 172, 176, 332, 344, 473, 664, 688, 913, 946, 1328, 1826, 1892, 3569, 3652, 3784, 7138, 7304, 7568, 14276, 14608, 28552, 39259, 57104, 78518, 157036, 314072, 628144]

約数ペア:

[(1, 628144), (2, 314072), (4, 157036), (8, 78518), (11, 57104), (16, 39259), (22, 28552), (43, 14608), (44, 14276), (83, 7568), (86, 7304), (88, 7138), (166, 3784), (172, 3652), (176, 3569), (332, 1892), (344, 1826), (473, 1328), (664, 946), (688, 913)]