311642028

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{26801}}^1$

素因数の和:26847

約数の個数: 72

約数和(自身を含む): 878033520

約数和(自身を除く): 566391492

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 5814, 11628, 26801, 53602, 80403, 107204, 160806, 241209, 321612, 455617, 482418, 509219, 911234, 964836, 1018438, 1366851, 1527657, 1822468, 2036876, 2733702, 3055314, 4100553, 4582971, 5467404, 6110628, 8201106, 8656723, 9165942, 16402212, 17313446, 18331884, 25970169, 34626892, 51940338, 77910507, 103880676, 155821014, 311642028]

約数ペア:

[(1, 311642028), (2, 155821014), (3, 103880676), (4, 77910507), (6, 51940338), (9, 34626892), (12, 25970169), (17, 18331884), (18, 17313446), (19, 16402212), (34, 9165942), (36, 8656723), (38, 8201106), (51, 6110628), (57, 5467404), (68, 4582971), (76, 4100553), (102, 3055314), (114, 2733702), (153, 2036876), (171, 1822468), (204, 1527657), (228, 1366851), (306, 1018438), (323, 964836), (342, 911234), (612, 509219), (646, 482418), (684, 455617), (969, 321612), (1292, 241209), (1938, 160806), (2907, 107204), (3876, 80403), (5814, 53602), (11628, 26801)]