163403968

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28057}}^1$

素因数の和:28089

約数の個数: 56

約数和(自身を含む): 399096992

約数和(自身を除く): 235693024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 28057, 56114, 112228, 196399, 224456, 364741, 392798, 448912, 729482, 785596, 897824, 1458964, 1571192, 1795648, 2553187, 2917928, 3142384, 5106374, 5835856, 6284768, 10212748, 11671712, 12569536, 20425496, 23343424, 40850992, 81701984, 163403968]

約数ペア:

[(1, 163403968), (2, 81701984), (4, 40850992), (7, 23343424), (8, 20425496), (13, 12569536), (14, 11671712), (16, 10212748), (26, 6284768), (28, 5835856), (32, 5106374), (52, 3142384), (56, 2917928), (64, 2553187), (91, 1795648), (104, 1571192), (112, 1458964), (182, 897824), (208, 785596), (224, 729482), (364, 448912), (416, 392798), (448, 364741), (728, 224456), (832, 196399), (1456, 112228), (2912, 56114), (5824, 28057)]