218213784

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{53171}}^1$

素因数の和:53205

約数の個数: 64

約数和(自身を含む): 638064000

約数和(自身を除く): 419850216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 53171, 106342, 159513, 212684, 319026, 425368, 478539, 638052, 957078, 1010249, 1276104, 1435617, 1914156, 2020498, 2871234, 3030747, 3828312, 4040996, 5742468, 6061494, 8081992, 9092241, 11484936, 12122988, 18184482, 24245976, 27276723, 36368964, 54553446, 72737928, 109106892, 218213784]

約数ペア:

[(1, 218213784), (2, 109106892), (3, 72737928), (4, 54553446), (6, 36368964), (8, 27276723), (9, 24245976), (12, 18184482), (18, 12122988), (19, 11484936), (24, 9092241), (27, 8081992), (36, 6061494), (38, 5742468), (54, 4040996), (57, 3828312), (72, 3030747), (76, 2871234), (108, 2020498), (114, 1914156), (152, 1435617), (171, 1276104), (216, 1010249), (228, 957078), (342, 638052), (456, 478539), (513, 425368), (684, 319026), (1026, 212684), (1368, 159513), (2052, 106342), (4104, 53171)]