689623128

素因数分解:

$2^3\times 3^2\times {\mathrm{157}}^1\times {\mathrm{61007}}^1$

素因数の和:61176

約数の個数: 48

約数和(自身を含む): 1879656480

約数和(自身を除く): 1190033352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 157, 314, 471, 628, 942, 1256, 1413, 1884, 2826, 3768, 5652, 11304, 61007, 122014, 183021, 244028, 366042, 488056, 549063, 732084, 1098126, 1464168, 2196252, 4392504, 9578099, 19156198, 28734297, 38312396, 57468594, 76624792, 86202891, 114937188, 172405782, 229874376, 344811564, 689623128]

約数ペア:

[(1, 689623128), (2, 344811564), (3, 229874376), (4, 172405782), (6, 114937188), (8, 86202891), (9, 76624792), (12, 57468594), (18, 38312396), (24, 28734297), (36, 19156198), (72, 9578099), (157, 4392504), (314, 2196252), (471, 1464168), (628, 1098126), (942, 732084), (1256, 549063), (1413, 488056), (1884, 366042), (2826, 244028), (3768, 183021), (5652, 122014), (11304, 61007)]