217204784

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{10939}}^1$

素因数の和:11037

約数の個数: 40

約数和(自身を含む): 451734480

約数和(自身を除く): 234529696

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 73, 136, 146, 272, 292, 584, 1168, 1241, 2482, 4964, 9928, 10939, 19856, 21878, 43756, 87512, 175024, 185963, 371926, 743852, 798547, 1487704, 1597094, 2975408, 3194188, 6388376, 12776752, 13575299, 27150598, 54301196, 108602392, 217204784]

約数ペア:

[(1, 217204784), (2, 108602392), (4, 54301196), (8, 27150598), (16, 13575299), (17, 12776752), (34, 6388376), (68, 3194188), (73, 2975408), (136, 1597094), (146, 1487704), (272, 798547), (292, 743852), (584, 371926), (1168, 185963), (1241, 175024), (2482, 87512), (4964, 43756), (9928, 21878), (10939, 19856)]