1291298176

素因数分解:

$2^7\times 7^2\times {\mathrm{205883}}^1$

素因数の和:205911

約数の個数: 48

約数和(自身を含む): 2992523940

約数和(自身を除く): 1701225764

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 205883, 411766, 823532, 1441181, 1647064, 2882362, 3294128, 5764724, 6588256, 10088267, 11529448, 13176512, 20176534, 23058896, 26353024, 40353068, 46117792, 80706136, 92235584, 161412272, 184471168, 322824544, 645649088, 1291298176]

約数ペア:

[(1, 1291298176), (2, 645649088), (4, 322824544), (7, 184471168), (8, 161412272), (14, 92235584), (16, 80706136), (28, 46117792), (32, 40353068), (49, 26353024), (56, 23058896), (64, 20176534), (98, 13176512), (112, 11529448), (128, 10088267), (196, 6588256), (224, 5764724), (392, 3294128), (448, 2882362), (784, 1647064), (896, 1441181), (1568, 823532), (3136, 411766), (6272, 205883)]