717204888

素因数分解:

$2^3\times 3^3\times {\mathrm{157}}^1\times {\mathrm{21149}}^1$

素因数の和:21321

約数の個数: 64

約数和(自身を含む): 2005020000

約数和(自身を除く): 1287815112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 157, 216, 314, 471, 628, 942, 1256, 1413, 1884, 2826, 3768, 4239, 5652, 8478, 11304, 16956, 21149, 33912, 42298, 63447, 84596, 126894, 169192, 190341, 253788, 380682, 507576, 571023, 761364, 1142046, 1522728, 2284092, 3320393, 4568184, 6640786, 9961179, 13281572, 19922358, 26563144, 29883537, 39844716, 59767074, 79689432, 89650611, 119534148, 179301222, 239068296, 358602444, 717204888]

約数ペア:

[(1, 717204888), (2, 358602444), (3, 239068296), (4, 179301222), (6, 119534148), (8, 89650611), (9, 79689432), (12, 59767074), (18, 39844716), (24, 29883537), (27, 26563144), (36, 19922358), (54, 13281572), (72, 9961179), (108, 6640786), (157, 4568184), (216, 3320393), (314, 2284092), (471, 1522728), (628, 1142046), (942, 761364), (1256, 571023), (1413, 507576), (1884, 380682), (2826, 253788), (3768, 190341), (4239, 169192), (5652, 126894), (8478, 84596), (11304, 63447), (16956, 42298), (21149, 33912)]