1381408

素因数分解:

$2^5\times 7^2\times {\mathrm{881}}^1$

素因数の和:905

約数の個数: 36

約数和(自身を含む): 3167262

約数和(自身を除く): 1785854

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 881, 1568, 1762, 3524, 6167, 7048, 12334, 14096, 24668, 28192, 43169, 49336, 86338, 98672, 172676, 197344, 345352, 690704, 1381408]

約数ペア:

[(1, 1381408), (2, 690704), (4, 345352), (7, 197344), (8, 172676), (14, 98672), (16, 86338), (28, 49336), (32, 43169), (49, 28192), (56, 24668), (98, 14096), (112, 12334), (196, 7048), (224, 6167), (392, 3524), (784, 1762), (881, 1568)]