128570156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4241}}^1$

素因数の和:4322

約数の個数: 48

約数和(自身を含む): 269383968

約数和(自身を除く): 140813812

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 53, 106, 143, 212, 286, 572, 583, 689, 1166, 1378, 2332, 2756, 4241, 7579, 8482, 15158, 16964, 30316, 46651, 55133, 93302, 110266, 186604, 220532, 224773, 449546, 606463, 899092, 1212926, 2425852, 2472503, 2922049, 4945006, 5844098, 9890012, 11688196, 32142539, 64285078, 128570156]

約数ペア:

[(1, 128570156), (2, 64285078), (4, 32142539), (11, 11688196), (13, 9890012), (22, 5844098), (26, 4945006), (44, 2922049), (52, 2472503), (53, 2425852), (106, 1212926), (143, 899092), (212, 606463), (286, 449546), (572, 224773), (583, 220532), (689, 186604), (1166, 110266), (1378, 93302), (2332, 55133), (2756, 46651), (4241, 30316), (7579, 16964), (8482, 15158)]