649762712

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{30431}}^1$

素因数の和:30611

約数の個数: 32

約数和(自身を含む): 1298229120

約数和(自身を除く): 648466408

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 157, 314, 628, 1256, 2669, 5338, 10676, 21352, 30431, 60862, 121724, 243448, 517327, 1034654, 2069308, 4138616, 4777667, 9555334, 19110668, 38221336, 81220339, 162440678, 324881356, 649762712]

約数ペア:

[(1, 649762712), (2, 324881356), (4, 162440678), (8, 81220339), (17, 38221336), (34, 19110668), (68, 9555334), (136, 4777667), (157, 4138616), (314, 2069308), (628, 1034654), (1256, 517327), (2669, 243448), (5338, 121724), (10676, 60862), (21352, 30431)]