2165408

素因数分解:

$2^5\times 7^2\times {\mathrm{1381}}^1$

素因数の和:1405

約数の個数: 36

約数和(自身を含む): 4962762

約数和(自身を除く): 2797354

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1381, 1568, 2762, 5524, 9667, 11048, 19334, 22096, 38668, 44192, 67669, 77336, 135338, 154672, 270676, 309344, 541352, 1082704, 2165408]

約数ペア:

[(1, 2165408), (2, 1082704), (4, 541352), (7, 309344), (8, 270676), (14, 154672), (16, 135338), (28, 77336), (32, 67669), (49, 44192), (56, 38668), (98, 22096), (112, 19334), (196, 11048), (224, 9667), (392, 5524), (784, 2762), (1381, 1568)]