318264496

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{21787}}^1$

素因数の和:21889

約数の個数: 40

約数和(自身を含む): 680831424

約数和(自身を除く): 362566928

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 83, 88, 166, 176, 332, 664, 913, 1328, 1826, 3652, 7304, 14608, 21787, 43574, 87148, 174296, 239657, 348592, 479314, 958628, 1808321, 1917256, 3616642, 3834512, 7233284, 14466568, 19891531, 28933136, 39783062, 79566124, 159132248, 318264496]

約数ペア:

[(1, 318264496), (2, 159132248), (4, 79566124), (8, 39783062), (11, 28933136), (16, 19891531), (22, 14466568), (44, 7233284), (83, 3834512), (88, 3616642), (166, 1917256), (176, 1808321), (332, 958628), (664, 479314), (913, 348592), (1328, 239657), (1826, 174296), (3652, 87148), (7304, 43574), (14608, 21787)]