163706816

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28109}}^1$

素因数の和:28141

約数の個数: 56

約数和(自身を含む): 399836640

約数和(自身を除く): 236129824

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, 28109, 56218, 112436, 196763, 224872, 365417, 393526, 449744, 730834, 787052, 899488, 1461668, 1574104, 1798976, 2557919, 2923336, 3148208, 5115838, 5846672, 6296416, 10231676, 11693344, 12592832, 20463352, 23386688, 40926704, 81853408, 163706816]

約数ペア:

[(1, 163706816), (2, 81853408), (4, 40926704), (7, 23386688), (8, 20463352), (13, 12592832), (14, 11693344), (16, 10231676), (26, 6296416), (28, 5846672), (32, 5115838), (52, 3148208), (56, 2923336), (64, 2557919), (91, 1798976), (104, 1574104), (112, 1461668), (182, 899488), (208, 787052), (224, 730834), (364, 449744), (416, 393526), (448, 365417), (728, 224872), (832, 196763), (1456, 112436), (2912, 56218), (5824, 28109)]