249681905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{6367}}^1$

素因数の和:6437

約数の個数: 32

約数和(自身を含む): 352124928

約数和(自身を除く): 102443023

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 253, 341, 713, 1265, 1705, 3565, 6367, 7843, 31835, 39215, 70037, 146441, 197377, 350185, 732205, 986885, 1610851, 2171147, 4539671, 8054255, 10855735, 22698355, 49936381, 249681905]

約数ペア:

[(1, 249681905), (5, 49936381), (11, 22698355), (23, 10855735), (31, 8054255), (55, 4539671), (115, 2171147), (155, 1610851), (253, 986885), (341, 732205), (713, 350185), (1265, 197377), (1705, 146441), (3565, 70037), (6367, 39215), (7843, 31835)]