128544724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{13463}}^1$

素因数の和:13516

約数の個数: 48

約数和(自身を含む): 289529856

約数和(自身を除く): 160985132

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 4774, 9548, 13463, 26926, 53852, 94241, 148093, 188482, 296186, 376964, 417353, 592372, 834706, 1036651, 1669412, 2073302, 2921471, 4146604, 4590883, 5842942, 9181766, 11685884, 18363532, 32136181, 64272362, 128544724]

約数ペア:

[(1, 128544724), (2, 64272362), (4, 32136181), (7, 18363532), (11, 11685884), (14, 9181766), (22, 5842942), (28, 4590883), (31, 4146604), (44, 2921471), (62, 2073302), (77, 1669412), (124, 1036651), (154, 834706), (217, 592372), (308, 417353), (341, 376964), (434, 296186), (682, 188482), (868, 148093), (1364, 94241), (2387, 53852), (4774, 26926), (9548, 13463)]