674128

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:491

約数の個数: 40

約数和(自身を含む): 1611008

約数和(自身を除く): 936880

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 463, 728, 926, 1456, 1852, 3241, 3704, 6019, 6482, 7408, 12038, 12964, 24076, 25928, 42133, 48152, 51856, 84266, 96304, 168532, 337064, 674128]

約数ペア:

[(1, 674128), (2, 337064), (4, 168532), (7, 96304), (8, 84266), (13, 51856), (14, 48152), (16, 42133), (26, 25928), (28, 24076), (52, 12964), (56, 12038), (91, 7408), (104, 6482), (112, 6019), (182, 3704), (208, 3241), (364, 1852), (463, 1456), (728, 926)]