248818527

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:772

約数の個数: 32

約数和(自身を含む): 374784000

約数和(自身を除く): 125965473

約数列:

[1, 3, 9, 27, 127, 149, 381, 447, 487, 1143, 1341, 1461, 3429, 4023, 4383, 13149, 18923, 56769, 61849, 72563, 170307, 185547, 217689, 510921, 556641, 653067, 1669923, 1959201, 9215501, 27646503, 82939509, 248818527]

約数ペア:

[(1, 248818527), (3, 82939509), (9, 27646503), (27, 9215501), (127, 1959201), (149, 1669923), (381, 653067), (447, 556641), (487, 510921), (1143, 217689), (1341, 185547), (1461, 170307), (3429, 72563), (4023, 61849), (4383, 56769), (13149, 18923)]