311842908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{1087}}^1$

素因数の和:1723

約数の個数: 72

約数和(自身を含む): 851072768

約数和(自身を除く): 539229860

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 613, 1087, 1226, 1839, 2174, 2452, 3261, 3678, 4348, 5517, 6522, 7356, 7969, 9783, 11034, 13044, 14131, 15938, 19566, 22068, 23907, 28262, 31876, 39132, 42393, 47814, 56524, 71721, 84786, 95628, 127179, 143442, 169572, 254358, 286884, 508716, 666331, 1332662, 1998993, 2665324, 3997986, 5996979, 7995972, 8662303, 11993958, 17324606, 23987916, 25986909, 34649212, 51973818, 77960727, 103947636, 155921454, 311842908]

約数ペア:

[(1, 311842908), (2, 155921454), (3, 103947636), (4, 77960727), (6, 51973818), (9, 34649212), (12, 25986909), (13, 23987916), (18, 17324606), (26, 11993958), (36, 8662303), (39, 7995972), (52, 5996979), (78, 3997986), (117, 2665324), (156, 1998993), (234, 1332662), (468, 666331), (613, 508716), (1087, 286884), (1226, 254358), (1839, 169572), (2174, 143442), (2452, 127179), (3261, 95628), (3678, 84786), (4348, 71721), (5517, 56524), (6522, 47814), (7356, 42393), (7969, 39132), (9783, 31876), (11034, 28262), (13044, 23907), (14131, 22068), (15938, 19566)]