1390804812

素因数分解:

$2^2\times 3^2\times {\mathrm{211}}^1\times {\mathrm{277}}^1\times {\mathrm{661}}^1$

素因数の和:1159

約数の個数: 72

約数和(自身を含む): 3550422512

約数和(自身を除く): 2159617700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 211, 277, 422, 554, 633, 661, 831, 844, 1108, 1266, 1322, 1662, 1899, 1983, 2493, 2532, 2644, 3324, 3798, 3966, 4986, 5949, 7596, 7932, 9972, 11898, 23796, 58447, 116894, 139471, 175341, 183097, 233788, 278942, 350682, 366194, 418413, 526023, 549291, 557884, 701364, 732388, 836826, 1052046, 1098582, 1255239, 1647873, 1673652, 2104092, 2197164, 2510478, 3295746, 5020956, 6591492, 38633467, 77266934, 115900401, 154533868, 231800802, 347701203, 463601604, 695402406, 1390804812]

約数ペア:

[(1, 1390804812), (2, 695402406), (3, 463601604), (4, 347701203), (6, 231800802), (9, 154533868), (12, 115900401), (18, 77266934), (36, 38633467), (211, 6591492), (277, 5020956), (422, 3295746), (554, 2510478), (633, 2197164), (661, 2104092), (831, 1673652), (844, 1647873), (1108, 1255239), (1266, 1098582), (1322, 1052046), (1662, 836826), (1899, 732388), (1983, 701364), (2493, 557884), (2532, 549291), (2644, 526023), (3324, 418413), (3798, 366194), (3966, 350682), (4986, 278942), (5949, 233788), (7596, 183097), (7932, 175341), (9972, 139471), (11898, 116894), (23796, 58447)]