1378668872

素因数分解:

$2^3\times 7^1\times {\mathrm{1381}}^1\times {\mathrm{17827}}^1$

素因数の和:19221

約数の個数: 32

約数和(自身を含む): 2956595520

約数和(自身を除く): 1577926648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1381, 2762, 5524, 9667, 11048, 17827, 19334, 35654, 38668, 71308, 77336, 124789, 142616, 249578, 499156, 998312, 24619087, 49238174, 98476348, 172333609, 196952696, 344667218, 689334436, 1378668872]

約数ペア:

[(1, 1378668872), (2, 689334436), (4, 344667218), (7, 196952696), (8, 172333609), (14, 98476348), (28, 49238174), (56, 24619087), (1381, 998312), (2762, 499156), (5524, 249578), (9667, 142616), (11048, 124789), (17827, 77336), (19334, 71308), (35654, 38668)]