221725144

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{463}}^1\times {\mathrm{1931}}^1$

素因数の和:2431

約数の個数: 32

約数和(自身を含む): 430295040

約数和(自身を除く): 208569896

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 463, 926, 1852, 1931, 3704, 3862, 7724, 14353, 15448, 28706, 57412, 59861, 114824, 119722, 239444, 478888, 894053, 1788106, 3576212, 7152424, 27715643, 55431286, 110862572, 221725144]

約数ペア:

[(1, 221725144), (2, 110862572), (4, 55431286), (8, 27715643), (31, 7152424), (62, 3576212), (124, 1788106), (248, 894053), (463, 478888), (926, 239444), (1852, 119722), (1931, 114824), (3704, 59861), (3862, 57412), (7724, 28706), (14353, 15448)]