258897988

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{619}}^1\times {\mathrm{3373}}^1$

素因数の和:4027

約数の個数: 24

約数和(自身を含む): 468581120

約数和(自身を除く): 209683132

約数列:

[1, 2, 4, 31, 62, 124, 619, 1238, 2476, 3373, 6746, 13492, 19189, 38378, 76756, 104563, 209126, 418252, 2087887, 4175774, 8351548, 64724497, 129448994, 258897988]

約数ペア:

[(1, 258897988), (2, 129448994), (4, 64724497), (31, 8351548), (62, 4175774), (124, 2087887), (619, 418252), (1238, 209126), (2476, 104563), (3373, 76756), (6746, 38378), (13492, 19189)]