528940209

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{2693}}^1$

素因数の和:2949

約数の個数: 32

約数和(自身を含む): 827596800

約数和(自身を除く): 298656591

約数列:

[1, 3, 7, 21, 47, 141, 199, 329, 597, 987, 1393, 2693, 4179, 8079, 9353, 18851, 28059, 56553, 65471, 126571, 196413, 379713, 535907, 885997, 1607721, 2657991, 3751349, 11254047, 25187629, 75562887, 176313403, 528940209]

約数ペア:

[(1, 528940209), (3, 176313403), (7, 75562887), (21, 25187629), (47, 11254047), (141, 3751349), (199, 2657991), (329, 1607721), (597, 885997), (987, 535907), (1393, 379713), (2693, 196413), (4179, 126571), (8079, 65471), (9353, 56553), (18851, 28059)]